89470100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{20807}}^1$

素因数の和:20864

約数の個数: 36

約数和(自身を含む): 198674784

約数和(自身を除く): 109204684

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 20807, 41614, 83228, 104035, 208070, 416140, 520175, 894701, 1040350, 1789402, 2080700, 3578804, 4473505, 8947010, 17894020, 22367525, 44735050, 89470100]

約数ペア:

[(1, 89470100), (2, 44735050), (4, 22367525), (5, 17894020), (10, 8947010), (20, 4473505), (25, 3578804), (43, 2080700), (50, 1789402), (86, 1040350), (100, 894701), (172, 520175), (215, 416140), (430, 208070), (860, 104035), (1075, 83228), (2150, 41614), (4300, 20807)]