25656475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 34685280

約数和(自身を除く): 9028805

約数列:

[1, 5, 13, 25, 65, 89, 325, 445, 887, 1157, 2225, 4435, 5785, 11531, 22175, 28925, 57655, 78943, 288275, 394715, 1026259, 1973575, 5131295, 25656475]

約数ペア:

[(1, 25656475), (5, 5131295), (13, 1973575), (25, 1026259), (65, 394715), (89, 288275), (325, 78943), (445, 57655), (887, 28925), (1157, 22175), (2225, 11531), (4435, 5785)]