31153375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 42981120

約数和(自身を除く): 11827745

約数列:

[1, 5, 11, 25, 55, 125, 139, 163, 275, 695, 815, 1375, 1529, 1793, 3475, 4075, 7645, 8965, 17375, 20375, 22657, 38225, 44825, 113285, 191125, 224125, 249227, 566425, 1246135, 2832125, 6230675, 31153375]

約数ペア:

[(1, 31153375), (5, 6230675), (11, 2832125), (25, 1246135), (55, 566425), (125, 249227), (139, 224125), (163, 191125), (275, 113285), (695, 44825), (815, 38225), (1375, 22657), (1529, 20375), (1793, 17375), (3475, 8965), (4075, 7645)]