2561002750

素因数分解:

$2^1\times 5^3\times {\mathrm{10244011}}^1$

素因数の和:10244028

約数の個数: 16

約数和(自身を含む): 4794197616

約数和(自身を除く): 2233194866

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 10244011, 20488022, 51220055, 102440110, 256100275, 512200550, 1280501375, 2561002750]

約数ペア:

[(1, 2561002750), (2, 1280501375), (5, 512200550), (10, 256100275), (25, 102440110), (50, 51220055), (125, 20488022), (250, 10244011)]