80776486

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17863}}^1$

素因数の和:17908

約数の個数: 32

約数和(自身を含む): 154344960

約数和(自身を除く): 73568474

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 17863, 35726, 125041, 250082, 303671, 339397, 607342, 678794, 2125697, 2375779, 4251394, 4751558, 5769749, 11539498, 40388243, 80776486]

約数ペア:

[(1, 80776486), (2, 40388243), (7, 11539498), (14, 5769749), (17, 4751558), (19, 4251394), (34, 2375779), (38, 2125697), (119, 678794), (133, 607342), (238, 339397), (266, 303671), (323, 250082), (646, 125041), (2261, 35726), (4522, 17863)]