57561440

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1571}}^1$

素因数の和:1815

約数の個数: 48

約数和(自身を含む): 136669680

約数和(自身を除く): 79108240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 916, 1145, 1571, 1832, 2290, 3142, 3664, 4580, 6284, 7328, 7855, 9160, 12568, 15710, 18320, 25136, 31420, 36640, 50272, 62840, 125680, 251360, 359759, 719518, 1439036, 1798795, 2878072, 3597590, 5756144, 7195180, 11512288, 14390360, 28780720, 57561440]

約数ペア:

[(1, 57561440), (2, 28780720), (4, 14390360), (5, 11512288), (8, 7195180), (10, 5756144), (16, 3597590), (20, 2878072), (32, 1798795), (40, 1439036), (80, 719518), (160, 359759), (229, 251360), (458, 125680), (916, 62840), (1145, 50272), (1571, 36640), (1832, 31420), (2290, 25136), (3142, 18320), (3664, 15710), (4580, 12568), (6284, 9160), (7328, 7855)]