39680625

素因数分解:

$3^1\times 5^4\times {\mathrm{21163}}^1$

素因数の和:21186

約数の個数: 20

約数和(自身を含む): 66116336

約数和(自身を除く): 26435711

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 21163, 63489, 105815, 317445, 529075, 1587225, 2645375, 7936125, 13226875, 39680625]

約数ペア:

[(1, 39680625), (3, 13226875), (5, 7936125), (15, 2645375), (25, 1587225), (75, 529075), (125, 317445), (375, 105815), (625, 63489), (1875, 21163)]