154179640

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5849}}^1$

素因数の和:6519

約数の個数: 32

約数和(自身を含む): 347490000

約数和(自身を除く): 193310360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1318, 2636, 3295, 5272, 5849, 6590, 11698, 13180, 23396, 26360, 29245, 46792, 58490, 116980, 233960, 3854491, 7708982, 15417964, 19272455, 30835928, 38544910, 77089820, 154179640]

約数ペア:

[(1, 154179640), (2, 77089820), (4, 38544910), (5, 30835928), (8, 19272455), (10, 15417964), (20, 7708982), (40, 3854491), (659, 233960), (1318, 116980), (2636, 58490), (3295, 46792), (5272, 29245), (5849, 26360), (6590, 23396), (11698, 13180)]