71491640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{14771}}^1$

素因数の和:14804

約数の個数: 48

約数和(自身を含む): 176820840

約数和(自身を除く): 105329200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 14771, 29542, 59084, 73855, 118168, 147710, 162481, 295420, 324962, 590840, 649924, 812405, 1299848, 1624810, 1787291, 3249620, 3574582, 6499240, 7149164, 8936455, 14298328, 17872910, 35745820, 71491640]

約数ペア:

[(1, 71491640), (2, 35745820), (4, 17872910), (5, 14298328), (8, 8936455), (10, 7149164), (11, 6499240), (20, 3574582), (22, 3249620), (40, 1787291), (44, 1624810), (55, 1299848), (88, 812405), (110, 649924), (121, 590840), (220, 324962), (242, 295420), (440, 162481), (484, 147710), (605, 118168), (968, 73855), (1210, 59084), (2420, 29542), (4840, 14771)]