25420875

素因数分解:

$3^1\times 5^3\times {\mathrm{67789}}^1$

素因数の和:67807

約数の個数: 16

約数和(自身を含む): 42300960

約数和(自身を除く): 16880085

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 67789, 203367, 338945, 1016835, 1694725, 5084175, 8473625, 25420875]

約数ペア:

[(1, 25420875), (3, 8473625), (5, 5084175), (15, 1694725), (25, 1016835), (75, 338945), (125, 203367), (375, 67789)]