10 DEFINT A-Z
20 FOR K=1 TO 5
30 PRINT USING "K = #:";K;
40 I=2: C=0
50 F=0: P=2: N=I
60 IF F >= K OR P*P > N THEN 100
70 IF N MOD P = 0 THEN N = N/P: F = F+1: GOTO 70
80 P = P+1
90 GOTO 60
100 IF N > 1 THEN F = F+1
110 IF F = K THEN C = C+1: PRINT USING " ###";I;
120 I = I+1
130 IF C < 10 THEN 50
140 PRINT
150 NEXT K