76617740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 167215104

約数和(自身を除く): 90597364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 310, 382, 620, 647, 764, 955, 1294, 1910, 2588, 3235, 3820, 5921, 6470, 11842, 12940, 20057, 23684, 29605, 40114, 59210, 80228, 100285, 118420, 123577, 200570, 247154, 401140, 494308, 617885, 1235770, 2471540, 3830887, 7661774, 15323548, 19154435, 38308870, 76617740]

約数ペア:

[(1, 76617740), (2, 38308870), (4, 19154435), (5, 15323548), (10, 7661774), (20, 3830887), (31, 2471540), (62, 1235770), (124, 617885), (155, 494308), (191, 401140), (310, 247154), (382, 200570), (620, 123577), (647, 118420), (764, 100285), (955, 80228), (1294, 59210), (1910, 40114), (2588, 29605), (3235, 23684), (3820, 20057), (5921, 12940), (6470, 11842)]