248977360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{46451}}^1$

素因数の和:46531

約数の個数: 40

約数和(自身を含む): 587524896

約数和(自身を除く): 338547536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 46451, 92902, 185804, 232255, 371608, 464510, 743216, 929020, 1858040, 3112217, 3716080, 6224434, 12448868, 15561085, 24897736, 31122170, 49795472, 62244340, 124488680, 248977360]

約数ペア:

[(1, 248977360), (2, 124488680), (4, 62244340), (5, 49795472), (8, 31122170), (10, 24897736), (16, 15561085), (20, 12448868), (40, 6224434), (67, 3716080), (80, 3112217), (134, 1858040), (268, 929020), (335, 743216), (536, 464510), (670, 371608), (1072, 232255), (1340, 185804), (2680, 92902), (5360, 46451)]