73285220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1471}}^1$

素因数の和:1580

約数の個数: 48

約数和(自身を含む): 160247808

約数和(自身を除く): 86962588

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 470, 530, 940, 1060, 1471, 2491, 2942, 4982, 5884, 7355, 9964, 12455, 14710, 24910, 29420, 49820, 69137, 77963, 138274, 155926, 276548, 311852, 345685, 389815, 691370, 779630, 1382740, 1559260, 3664261, 7328522, 14657044, 18321305, 36642610, 73285220]

約数ペア:

[(1, 73285220), (2, 36642610), (4, 18321305), (5, 14657044), (10, 7328522), (20, 3664261), (47, 1559260), (53, 1382740), (94, 779630), (106, 691370), (188, 389815), (212, 345685), (235, 311852), (265, 276548), (470, 155926), (530, 138274), (940, 77963), (1060, 69137), (1471, 49820), (2491, 29420), (2942, 24910), (4982, 14710), (5884, 12455), (7355, 9964)]