72280760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62311}}^1$

素因数の和:62351

約数の個数: 32

約数和(自身を含む): 168242400

約数和(自身を除く): 95961640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 62311, 124622, 249244, 311555, 498488, 623110, 1246220, 1807019, 2492440, 3614038, 7228076, 9035095, 14456152, 18070190, 36140380, 72280760]

約数ペア:

[(1, 72280760), (2, 36140380), (4, 18070190), (5, 14456152), (8, 9035095), (10, 7228076), (20, 3614038), (29, 2492440), (40, 1807019), (58, 1246220), (116, 623110), (145, 498488), (232, 311555), (290, 249244), (580, 124622), (1160, 62311)]