39 lines
602 B
Plaintext
39 lines
602 B
Plaintext
program Tau_function;
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{$APPTYPE CONSOLE}
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uses
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System.SysUtils;
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function CountDivisors(n: Integer): Integer;
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begin
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Result := 0;
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var i := 1;
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var k := 2;
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if (n mod 2) = 0 then
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k := 1;
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while i * i <= n do
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begin
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if (n mod i) = 0 then
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begin
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inc(Result);
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var j := n div i;
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if j <> i then
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inc(Result);
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end;
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inc(i, k);
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end;
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end;
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begin
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writeln('The tau functions for the first 100 positive integers are:');
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for var i := 1 to 100 do
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begin
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write(CountDivisors(i): 2, ' ');
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if (i mod 20) = 0 then
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writeln;
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end;
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readln;
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end.
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