81080875

素因数分解:

$5^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 106419456

約数和(自身を除く): 25338581

約数列:

[1, 5, 25, 37, 47, 125, 185, 235, 373, 925, 1175, 1739, 1865, 4625, 5875, 8695, 9325, 13801, 17531, 43475, 46625, 69005, 87655, 217375, 345025, 438275, 648647, 1725125, 2191375, 3243235, 16216175, 81080875]

約数ペア:

[(1, 81080875), (5, 16216175), (25, 3243235), (37, 2191375), (47, 1725125), (125, 648647), (185, 438275), (235, 345025), (373, 217375), (925, 87655), (1175, 69005), (1739, 46625), (1865, 43475), (4625, 17531), (5875, 13801), (8695, 9325)]