2557184110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{3221}}^1$

素因数の和:3469

約数の個数: 64

約数和(自身を含む): 5144477184

約数和(自身を除く): 2587293074

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 197, 310, 394, 403, 806, 985, 1970, 2015, 2561, 3221, 4030, 5122, 6107, 6442, 12214, 12805, 16105, 25610, 30535, 32210, 41873, 61070, 79391, 83746, 99851, 158782, 199702, 209365, 396955, 418730, 499255, 634537, 793910, 998510, 1269074, 1298063, 2596126, 3172685, 6345370, 6490315, 8248981, 12980630, 16497962, 19670647, 39341294, 41244905, 82489810, 98353235, 196706470, 255718411, 511436822, 1278592055, 2557184110]

約数ペア:

[(1, 2557184110), (2, 1278592055), (5, 511436822), (10, 255718411), (13, 196706470), (26, 98353235), (31, 82489810), (62, 41244905), (65, 39341294), (130, 19670647), (155, 16497962), (197, 12980630), (310, 8248981), (394, 6490315), (403, 6345370), (806, 3172685), (985, 2596126), (1970, 1298063), (2015, 1269074), (2561, 998510), (3221, 793910), (4030, 634537), (5122, 499255), (6107, 418730), (6442, 396955), (12214, 209365), (12805, 199702), (16105, 158782), (25610, 99851), (30535, 83746), (32210, 79391), (41873, 61070)]