64982960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{116041}}^1$

素因数の和:116061

約数の個数: 40

約数和(自身を含む): 172670496

約数和(自身を除く): 107687536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 116041, 232082, 464164, 580205, 812287, 928328, 1160410, 1624574, 1856656, 2320820, 3249148, 4061435, 4641640, 6498296, 8122870, 9283280, 12996592, 16245740, 32491480, 64982960]

約数ペア:

[(1, 64982960), (2, 32491480), (4, 16245740), (5, 12996592), (7, 9283280), (8, 8122870), (10, 6498296), (14, 4641640), (16, 4061435), (20, 3249148), (28, 2320820), (35, 1856656), (40, 1624574), (56, 1160410), (70, 928328), (80, 812287), (112, 580205), (140, 464164), (280, 232082), (560, 116041)]