520055555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1\times {\mathrm{4513}}^1$

素因数の和:5750

約数の個数: 16

約数和(自身を含む): 657599520

約数和(自身を除く): 137543965

約数列:

[1, 5, 19, 95, 1213, 4513, 6065, 22565, 23047, 85747, 115235, 428735, 5474269, 27371345, 104011111, 520055555]

約数ペア:

[(1, 520055555), (5, 104011111), (19, 27371345), (95, 5474269), (1213, 428735), (4513, 115235), (6065, 85747), (22565, 23047)]