61213400

素因数分解:

$2^3\times 5^2\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 142855440

約数和(自身を除く): 81642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 421, 727, 842, 1454, 1684, 2105, 2908, 3368, 3635, 4210, 5816, 7270, 8420, 10525, 14540, 16840, 18175, 21050, 29080, 36350, 42100, 72700, 84200, 145400, 306067, 612134, 1224268, 1530335, 2448536, 3060670, 6121340, 7651675, 12242680, 15303350, 30606700, 61213400]

約数ペア:

[(1, 61213400), (2, 30606700), (4, 15303350), (5, 12242680), (8, 7651675), (10, 6121340), (20, 3060670), (25, 2448536), (40, 1530335), (50, 1224268), (100, 612134), (200, 306067), (421, 145400), (727, 84200), (842, 72700), (1454, 42100), (1684, 36350), (2105, 29080), (2908, 21050), (3368, 18175), (3635, 16840), (4210, 14540), (5816, 10525), (7270, 8420)]