71748460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{757}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 172678464

約数和(自身を除く): 100930004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 757, 1354, 1514, 2708, 3028, 3385, 3785, 4739, 5299, 6770, 7570, 9478, 10598, 13540, 15140, 18956, 21196, 23695, 26495, 47390, 52990, 94780, 105980, 512489, 1024978, 2049956, 2562445, 3587423, 5124890, 7174846, 10249780, 14349692, 17937115, 35874230, 71748460]

約数ペア:

[(1, 71748460), (2, 35874230), (4, 17937115), (5, 14349692), (7, 10249780), (10, 7174846), (14, 5124890), (20, 3587423), (28, 2562445), (35, 2049956), (70, 1024978), (140, 512489), (677, 105980), (757, 94780), (1354, 52990), (1514, 47390), (2708, 26495), (3028, 23695), (3385, 21196), (3785, 18956), (4739, 15140), (5299, 13540), (6770, 10598), (7570, 9478)]