51749620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199037}}^1$

素因数の和:199059

約数の個数: 24

約数和(自身を含む): 117034344

約数和(自身を除く): 65284724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 199037, 398074, 796148, 995185, 1990370, 2587481, 3980740, 5174962, 10349924, 12937405, 25874810, 51749620]

約数ペア:

[(1, 51749620), (2, 25874810), (4, 12937405), (5, 10349924), (10, 5174962), (13, 3980740), (20, 2587481), (26, 1990370), (52, 995185), (65, 796148), (130, 398074), (260, 199037)]