77591240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66889}}^1$

素因数の和:66929

約数の個数: 32

約数和(自身を含む): 180603000

約数和(自身を除く): 103011760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 66889, 133778, 267556, 334445, 535112, 668890, 1337780, 1939781, 2675560, 3879562, 7759124, 9698905, 15518248, 19397810, 38795620, 77591240]

約数ペア:

[(1, 77591240), (2, 38795620), (4, 19397810), (5, 15518248), (8, 9698905), (10, 7759124), (20, 3879562), (29, 2675560), (40, 1939781), (58, 1337780), (116, 668890), (145, 535112), (232, 334445), (290, 267556), (580, 133778), (1160, 66889)]