308173825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{1009}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 403272800

約数和(自身を除く): 95098975

約数列:

[1, 5, 19, 25, 95, 475, 643, 1009, 3215, 5045, 12217, 16075, 19171, 25225, 61085, 95855, 305425, 479275, 648787, 3243935, 12326953, 16219675, 61634765, 308173825]

約数ペア:

[(1, 308173825), (5, 61634765), (19, 16219675), (25, 12326953), (95, 3243935), (475, 648787), (643, 479275), (1009, 305425), (3215, 95855), (5045, 61085), (12217, 25225), (16075, 19171)]