20179954525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{1831}}^1\times {\mathrm{14221}}^1$

素因数の和:16093

約数の個数: 24

約数和(自身を含む): 25846266368

約数和(自身を除く): 5666311843

約数列:

[1, 5, 25, 31, 155, 775, 1831, 9155, 14221, 45775, 56761, 71105, 283805, 355525, 440851, 1419025, 2204255, 11021275, 26038651, 130193255, 650966275, 807198181, 4035990905, 20179954525]

約数ペア:

[(1, 20179954525), (5, 4035990905), (25, 807198181), (31, 650966275), (155, 130193255), (775, 26038651), (1831, 11021275), (9155, 2204255), (14221, 1419025), (45775, 440851), (56761, 355525), (71105, 283805)]