52748740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 123875136

約数和(自身を除く): 71126396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 307, 355, 484, 605, 614, 710, 781, 1210, 1228, 1420, 1535, 1562, 2420, 3070, 3124, 3377, 3905, 6140, 6754, 7810, 8591, 13508, 15620, 16885, 17182, 21797, 33770, 34364, 37147, 42955, 43594, 67540, 74294, 85910, 87188, 108985, 148588, 171820, 185735, 217970, 239767, 371470, 435940, 479534, 742940, 959068, 1198835, 2397670, 2637437, 4795340, 5274874, 10549748, 13187185, 26374370, 52748740]

約数ペア:

[(1, 52748740), (2, 26374370), (4, 13187185), (5, 10549748), (10, 5274874), (11, 4795340), (20, 2637437), (22, 2397670), (44, 1198835), (55, 959068), (71, 742940), (110, 479534), (121, 435940), (142, 371470), (220, 239767), (242, 217970), (284, 185735), (307, 171820), (355, 148588), (484, 108985), (605, 87188), (614, 85910), (710, 74294), (781, 67540), (1210, 43594), (1228, 42955), (1420, 37147), (1535, 34364), (1562, 33770), (2420, 21797), (3070, 17182), (3124, 16885), (3377, 15620), (3905, 13508), (6140, 8591), (6754, 7810)]