85612520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{305759}}^1$

素因数の和:305777

約数の個数: 32

約数和(自身を含む): 220147200

約数和(自身を除く): 134534680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 305759, 611518, 1223036, 1528795, 2140313, 2446072, 3057590, 4280626, 6115180, 8561252, 10701565, 12230360, 17122504, 21403130, 42806260, 85612520]

約数ペア:

[(1, 85612520), (2, 42806260), (4, 21403130), (5, 17122504), (7, 12230360), (8, 10701565), (10, 8561252), (14, 6115180), (20, 4280626), (28, 3057590), (35, 2446072), (40, 2140313), (56, 1528795), (70, 1223036), (140, 611518), (280, 305759)]