818370145

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1\times {\mathrm{2879}}^1$

素因数の和:3432

約数の個数: 16

約数和(自身を含む): 991872000

約数和(自身を除く): 173501855

約数列:

[1, 5, 139, 409, 695, 2045, 2879, 14395, 56851, 284255, 400181, 1177511, 2000905, 5887555, 163674029, 818370145]

約数ペア:

[(1, 818370145), (5, 163674029), (139, 5887555), (409, 2000905), (695, 1177511), (2045, 400181), (2879, 284255), (14395, 56851)]