4022500

素因数分解:

$2^2\times 5^4\times {\mathrm{1609}}^1$

素因数の和:1633

約数の個数: 30

約数和(自身を含む): 8801870

約数和(自身を除く): 4779370

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 1609, 2500, 3218, 6436, 8045, 16090, 32180, 40225, 80450, 160900, 201125, 402250, 804500, 1005625, 2011250, 4022500]

約数ペア:

[(1, 4022500), (2, 2011250), (4, 1005625), (5, 804500), (10, 402250), (20, 201125), (25, 160900), (50, 80450), (100, 40225), (125, 32180), (250, 16090), (500, 8045), (625, 6436), (1250, 3218), (1609, 2500)]