13580125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 18686304

約数和(自身を除く): 5106179

約数列:

[1, 5, 13, 25, 61, 65, 125, 137, 305, 325, 685, 793, 1525, 1625, 1781, 3425, 3965, 7625, 8357, 8905, 17125, 19825, 41785, 44525, 99125, 108641, 208925, 222625, 543205, 1044625, 2716025, 13580125]

約数ペア:

[(1, 13580125), (5, 2716025), (13, 1044625), (25, 543205), (61, 222625), (65, 208925), (125, 108641), (137, 99125), (305, 44525), (325, 41785), (685, 19825), (793, 17125), (1525, 8905), (1625, 8357), (1781, 7625), (3425, 3965)]