319900125

素因数分解:

$3^1\times 5^3\times {\mathrm{683}}^1\times {\mathrm{1249}}^1$

素因数の和:1950

約数の個数: 32

約数和(自身を含む): 533520000

約数和(自身を除く): 213619875

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 683, 1249, 2049, 3415, 3747, 6245, 10245, 17075, 18735, 31225, 51225, 85375, 93675, 156125, 256125, 468375, 853067, 2559201, 4265335, 12796005, 21326675, 63980025, 106633375, 319900125]

約数ペア:

[(1, 319900125), (3, 106633375), (5, 63980025), (15, 21326675), (25, 12796005), (75, 4265335), (125, 2559201), (375, 853067), (683, 468375), (1249, 256125), (2049, 156125), (3415, 93675), (3747, 85375), (6245, 51225), (10245, 31225), (17075, 18735)]