68599240

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{7489}}^1$

素因数の和:7729

約数の個数: 32

約数和(自身を含む): 155043000

約数和(自身を除く): 86443760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 7489, 9160, 14978, 29956, 37445, 59912, 74890, 149780, 299560, 1714981, 3429962, 6859924, 8574905, 13719848, 17149810, 34299620, 68599240]

約数ペア:

[(1, 68599240), (2, 34299620), (4, 17149810), (5, 13719848), (8, 8574905), (10, 6859924), (20, 3429962), (40, 1714981), (229, 299560), (458, 149780), (916, 74890), (1145, 59912), (1832, 37445), (2290, 29956), (4580, 14978), (7489, 9160)]