2105625

素因数分解:

$3^1\times 5^4\times {\mathrm{1123}}^1$

素因数の和:1146

約数の個数: 20

約数和(自身を含む): 3511376

約数和(自身を除く): 1405751

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1123, 1875, 3369, 5615, 16845, 28075, 84225, 140375, 421125, 701875, 2105625]

約数ペア:

[(1, 2105625), (3, 701875), (5, 421125), (15, 140375), (25, 84225), (75, 28075), (125, 16845), (375, 5615), (625, 3369), (1123, 1875)]