85681036

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{4759}}^1$

素因数の和:5413

約数の個数: 24

約数和(自身を含む): 171664640

約数和(自身を除く): 85983604

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 2572, 4501, 4759, 9002, 9518, 18004, 19036, 33313, 66626, 133252, 3060037, 6120074, 12240148, 21420259, 42840518, 85681036]

約数ペア:

[(1, 85681036), (2, 42840518), (4, 21420259), (7, 12240148), (14, 6120074), (28, 3060037), (643, 133252), (1286, 66626), (2572, 33313), (4501, 19036), (4759, 18004), (9002, 9518)]