25312725

素因数分解:

$3^2\times 5^2\times {\mathrm{112501}}^1$

素因数の和:112517

約数の個数: 18

約数和(自身を含む): 45338306

約数和(自身を除く): 20025581

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 112501, 337503, 562505, 1012509, 1687515, 2812525, 5062545, 8437575, 25312725]

約数ペア:

[(1, 25312725), (3, 8437575), (5, 5062545), (9, 2812525), (15, 1687515), (25, 1012509), (45, 562505), (75, 337503), (225, 112501)]