253305280

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11149}}^1$

素因数の和:11237

約数の個数: 56

約数和(自身を含む): 611733600

約数和(自身を除く): 358428320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5680, 11149, 11360, 22298, 22720, 44596, 55745, 89192, 111490, 178384, 222980, 356768, 445960, 713536, 791579, 891920, 1583158, 1783840, 3166316, 3567680, 3957895, 6332632, 7915790, 12665264, 15831580, 25330528, 31663160, 50661056, 63326320, 126652640, 253305280]

約数ペア:

[(1, 253305280), (2, 126652640), (4, 63326320), (5, 50661056), (8, 31663160), (10, 25330528), (16, 15831580), (20, 12665264), (32, 7915790), (40, 6332632), (64, 3957895), (71, 3567680), (80, 3166316), (142, 1783840), (160, 1583158), (284, 891920), (320, 791579), (355, 713536), (568, 445960), (710, 356768), (1136, 222980), (1420, 178384), (2272, 111490), (2840, 89192), (4544, 55745), (5680, 44596), (11149, 22720), (11360, 22298)]