80678570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28111}}^1$

素因数の和:28166

約数の個数: 32

約数和(自身を含む): 170021376

約数和(自身を除く): 89342806

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 28111, 56222, 140555, 196777, 281110, 393554, 983885, 1152551, 1967770, 2305102, 5762755, 8067857, 11525510, 16135714, 40339285, 80678570]

約数ペア:

[(1, 80678570), (2, 40339285), (5, 16135714), (7, 11525510), (10, 8067857), (14, 5762755), (35, 2305102), (41, 1967770), (70, 1152551), (82, 983885), (205, 393554), (287, 281110), (410, 196777), (574, 140555), (1435, 56222), (2870, 28111)]