25221250

素因数分解:

$2^1\times 5^4\times {\mathrm{20177}}^1$

素因数の和:20199

約数の個数: 20

約数和(自身を含む): 47277054

約数和(自身を除く): 22055804

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 20177, 40354, 100885, 201770, 504425, 1008850, 2522125, 5044250, 12610625, 25221250]

約数ペア:

[(1, 25221250), (2, 12610625), (5, 5044250), (10, 2522125), (25, 1008850), (50, 504425), (125, 201770), (250, 100885), (625, 40354), (1250, 20177)]