2780625

素因数分解:

$3^1\times 5^4\times {\mathrm{1483}}^1$

素因数の和:1506

約数の個数: 20

約数和(自身を含む): 4636016

約数和(自身を除く): 1855391

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1483, 1875, 4449, 7415, 22245, 37075, 111225, 185375, 556125, 926875, 2780625]

約数ペア:

[(1, 2780625), (3, 926875), (5, 556125), (15, 185375), (25, 111225), (75, 37075), (125, 22245), (375, 7415), (625, 4449), (1483, 1875)]