77069915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 100840320

約数和(自身を除く): 23770405

約数列:

[1, 5, 13, 65, 169, 223, 409, 845, 1115, 2045, 2899, 5317, 14495, 26585, 37687, 69121, 91207, 188435, 345605, 456035, 1185691, 5928455, 15413983, 77069915]

約数ペア:

[(1, 77069915), (5, 15413983), (13, 5928455), (65, 1185691), (169, 456035), (223, 345605), (409, 188435), (845, 91207), (1115, 69121), (2045, 37687), (2899, 26585), (5317, 14495)]