18449300900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{8171}}^1$

素因数の和:8589

約数の個数: 72

約数和(自身を含む): 40758078816

約数和(自身を除く): 22308777916

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 337, 670, 674, 1340, 1348, 1675, 1685, 3350, 3370, 6700, 6740, 8171, 8425, 16342, 16850, 22579, 32684, 33700, 40855, 45158, 81710, 90316, 112895, 163420, 204275, 225790, 408550, 451580, 547457, 564475, 817100, 1094914, 1128950, 2189828, 2257900, 2737285, 2753627, 5474570, 5507254, 10949140, 11014508, 13686425, 13768135, 27372850, 27536270, 54745700, 55072540, 68840675, 137681350, 184493009, 275362700, 368986018, 737972036, 922465045, 1844930090, 3689860180, 4612325225, 9224650450, 18449300900]

約数ペア:

[(1, 18449300900), (2, 9224650450), (4, 4612325225), (5, 3689860180), (10, 1844930090), (20, 922465045), (25, 737972036), (50, 368986018), (67, 275362700), (100, 184493009), (134, 137681350), (268, 68840675), (335, 55072540), (337, 54745700), (670, 27536270), (674, 27372850), (1340, 13768135), (1348, 13686425), (1675, 11014508), (1685, 10949140), (3350, 5507254), (3370, 5474570), (6700, 2753627), (6740, 2737285), (8171, 2257900), (8425, 2189828), (16342, 1128950), (16850, 1094914), (22579, 817100), (32684, 564475), (33700, 547457), (40855, 451580), (45158, 408550), (81710, 225790), (90316, 204275), (112895, 163420)]