factors

1-9

100

2

1,2

150

4

1,2,4

200

7

1,7

250

6

1,2,3,6

300

9

1,3,9

10-19

100

11

1,11

150

14

1,2,7,14

200

15

1,3,5,15

250

16

1,2,4,8,16

300

18

1,2,3,9,6,18

20-29

100

20

1,2,4,5,10,20,

150

22

1,2,11,22

200

25

1,5,25 

250

24 

1,2,4,6,12,24

300

28 

1, 2, 4, 7, 14, 28

30-39

100

31

1,31

150

34

1,2,17,34

200

36

1,2,4,9,18,36,

250

38

1,2,19,38

300

35

1,5,7,35

40-50

100

40

1, 2, 4, 5, 8, 10, 20,40

150

44

1, 2, 4, 11, 22, 44

200

46

 1, 2, 23, 46

250

48

 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

300

50

1,2,5,10,25,50