82411780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{719}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 189423360

約数和(自身を除く): 107011580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 521, 719, 1042, 1438, 2084, 2605, 2876, 3595, 5210, 5731, 7190, 7909, 10420, 11462, 14380, 15818, 22924, 28655, 31636, 39545, 57310, 79090, 114620, 158180, 374599, 749198, 1498396, 1872995, 3745990, 4120589, 7491980, 8241178, 16482356, 20602945, 41205890, 82411780]

約数ペア:

[(1, 82411780), (2, 41205890), (4, 20602945), (5, 16482356), (10, 8241178), (11, 7491980), (20, 4120589), (22, 3745990), (44, 1872995), (55, 1498396), (110, 749198), (220, 374599), (521, 158180), (719, 114620), (1042, 79090), (1438, 57310), (2084, 39545), (2605, 31636), (2876, 28655), (3595, 22924), (5210, 15818), (5731, 14380), (7190, 11462), (7909, 10420)]