25004120

素因数分解:

$2^3\times 5^1\times {\mathrm{625103}}^1$

素因数の和:625114

約数の個数: 16

約数和(自身を含む): 56259360

約数和(自身を除く): 31255240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 625103, 1250206, 2500412, 3125515, 5000824, 6251030, 12502060, 25004120]

約数ペア:

[(1, 25004120), (2, 12502060), (4, 6251030), (5, 5000824), (8, 3125515), (10, 2500412), (20, 1250206), (40, 625103)]