25479770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 49268736

約数和(自身を除く): 23788966

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2111, 2414, 4222, 6035, 10555, 12070, 21110, 35887, 71774, 149881, 179435, 299762, 358870, 749405, 1498810, 2547977, 5095954, 12739885, 25479770]

約数ペア:

[(1, 25479770), (2, 12739885), (5, 5095954), (10, 2547977), (17, 1498810), (34, 749405), (71, 358870), (85, 299762), (142, 179435), (170, 149881), (355, 71774), (710, 35887), (1207, 21110), (2111, 12070), (2414, 10555), (4222, 6035)]