90956825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:665

約数の個数: 24

約数和(自身を含む): 116245536

約数和(自身を除く): 25288711

約数列:

[1, 5, 25, 43, 211, 215, 401, 1055, 1075, 2005, 5275, 9073, 10025, 17243, 45365, 84611, 86215, 226825, 423055, 431075, 2115275, 3638273, 18191365, 90956825]

約数ペア:

[(1, 90956825), (5, 18191365), (25, 3638273), (43, 2115275), (211, 431075), (215, 423055), (401, 226825), (1055, 86215), (1075, 84611), (2005, 45365), (5275, 17243), (9073, 10025)]