25780385

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 31584384

約数和(自身を除く): 5803999

約数列:

[1, 5, 103, 113, 443, 515, 565, 2215, 11639, 45629, 50059, 58195, 228145, 250295, 5156077, 25780385]

約数ペア:

[(1, 25780385), (5, 5156077), (103, 250295), (113, 228145), (443, 58195), (515, 50059), (565, 45629), (2215, 11639)]