12760900

素因数分解:

$2^2\times 5^2\times {\mathrm{127609}}^1$

素因数の和:127623

約数の個数: 18

約数和(自身を含む): 27691370

約数和(自身を除く): 14930470

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127609, 255218, 510436, 638045, 1276090, 2552180, 3190225, 6380450, 12760900]

約数ペア:

[(1, 12760900), (2, 6380450), (4, 3190225), (5, 2552180), (10, 1276090), (20, 638045), (25, 510436), (50, 255218), (100, 127609)]