4120675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 5694080

約数和(自身を除く): 1573405

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 409, 775, 2015, 2045, 5317, 10075, 10225, 12679, 26585, 63395, 132925, 164827, 316975, 824135, 4120675]

約数ペア:

[(1, 4120675), (5, 824135), (13, 316975), (25, 164827), (31, 132925), (65, 63395), (155, 26585), (325, 12679), (403, 10225), (409, 10075), (775, 5317), (2015, 2045)]