156960768220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191415571}}^1$

素因数の和:191415621

約数の個数: 24

約数和(自身を含む): 337657069008

約数和(自身を除く): 180696300788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 191415571, 382831142, 765662284, 957077855, 1914155710, 3828311420, 7848038411, 15696076822, 31392153644, 39240192055, 78480384110, 156960768220]

約数ペア:

[(1, 156960768220), (2, 78480384110), (4, 39240192055), (5, 31392153644), (10, 15696076822), (20, 7848038411), (41, 3828311420), (82, 1914155710), (164, 957077855), (205, 765662284), (410, 382831142), (820, 191415571)]