553657100

素因数分解:

$2^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{13151}}^1$

素因数の和:13586

約数の個数: 36

約数和(自身を含む): 1204381248

約数和(自身を除く): 650724148

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421, 842, 1684, 2105, 4210, 8420, 10525, 13151, 21050, 26302, 42100, 52604, 65755, 131510, 263020, 328775, 657550, 1315100, 5536571, 11073142, 22146284, 27682855, 55365710, 110731420, 138414275, 276828550, 553657100]

約数ペア:

[(1, 553657100), (2, 276828550), (4, 138414275), (5, 110731420), (10, 55365710), (20, 27682855), (25, 22146284), (50, 11073142), (100, 5536571), (421, 1315100), (842, 657550), (1684, 328775), (2105, 263020), (4210, 131510), (8420, 65755), (10525, 52604), (13151, 42100), (21050, 26302)]