320199295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4591}}^1$

素因数の和:4675

約数の個数: 32

約数和(自身を含む): 439729920

約数和(自身を除く): 119530625

約数列:

[1, 5, 13, 29, 37, 65, 145, 185, 377, 481, 1073, 1885, 2405, 4591, 5365, 13949, 22955, 59683, 69745, 133139, 169867, 298415, 665695, 849335, 1730807, 2208271, 4926143, 8654035, 11041355, 24630715, 64039859, 320199295]

約数ペア:

[(1, 320199295), (5, 64039859), (13, 24630715), (29, 11041355), (37, 8654035), (65, 4926143), (145, 2208271), (185, 1730807), (377, 849335), (481, 665695), (1073, 298415), (1885, 169867), (2405, 133139), (4591, 69745), (5365, 59683), (13949, 22955)]