25561875

素因数分解:

$3^1\times 5^4\times {\mathrm{13633}}^1$

素因数の和:13656

約数の個数: 20

約数和(自身を含む): 42592616

約数和(自身を除く): 17030741

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 13633, 40899, 68165, 204495, 340825, 1022475, 1704125, 5112375, 8520625, 25561875]

約数ペア:

[(1, 25561875), (3, 8520625), (5, 5112375), (15, 1704125), (25, 1022475), (75, 340825), (125, 204495), (375, 68165), (625, 40899), (1875, 13633)]