68516305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 97896960

約数和(自身を除く): 29380655

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 715, 869, 1027, 1213, 4345, 5135, 6065, 11297, 13343, 15769, 56485, 66715, 78845, 95827, 173459, 479135, 867295, 1054097, 1245751, 5270485, 6228755, 13703261, 68516305]

約数ペア:

[(1, 68516305), (5, 13703261), (11, 6228755), (13, 5270485), (55, 1245751), (65, 1054097), (79, 867295), (143, 479135), (395, 173459), (715, 95827), (869, 78845), (1027, 66715), (1213, 56485), (4345, 15769), (5135, 13343), (6065, 11297)]