64799896

素因数分解:

$2^3\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2221}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 139186080

約数和(自身を除く): 74386184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 521, 1042, 2084, 2221, 3647, 4168, 4442, 7294, 8884, 14588, 15547, 17768, 29176, 31094, 62188, 124376, 1157141, 2314282, 4628564, 8099987, 9257128, 16199974, 32399948, 64799896]

約数ペア:

[(1, 64799896), (2, 32399948), (4, 16199974), (7, 9257128), (8, 8099987), (14, 4628564), (28, 2314282), (56, 1157141), (521, 124376), (1042, 62188), (2084, 31094), (2221, 29176), (3647, 17768), (4168, 15547), (4442, 14588), (7294, 8884)]