26 =2*13
72=2*2*2*3*3
30=2*3*5
54=2*3*3*3
27=3*3*3
44 =2*2*11
32= 2*2*2*2*2
25 =5*5
18 =2*3*3
12 =2*2*3
42=2*3*7
56 =2*2*2*7