25480725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7901}}^1$

素因数の和:7957

約数の個数: 24

約数和(自身を含む): 43113312

約数和(自身を除く): 17632587

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 7901, 23703, 39505, 118515, 197525, 339743, 592575, 1019229, 1698715, 5096145, 8493575, 25480725]

約数ペア:

[(1, 25480725), (3, 8493575), (5, 5096145), (15, 1698715), (25, 1019229), (43, 592575), (75, 339743), (129, 197525), (215, 118515), (645, 39505), (1075, 23703), (3225, 7901)]