51348100

素因数分解:

$2^2\times 5^2\times {\mathrm{513481}}^1$

素因数の和:513495

約数の個数: 18

約数和(自身を含む): 111425594

約数和(自身を除く): 60077494

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 513481, 1026962, 2053924, 2567405, 5134810, 10269620, 12837025, 25674050, 51348100]

約数ペア:

[(1, 51348100), (2, 25674050), (4, 12837025), (5, 10269620), (10, 5134810), (20, 2567405), (25, 2053924), (50, 1026962), (100, 513481)]