67686040

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{5441}}^1$

素因数の和:5763

約数の個数: 32

約数和(自身を含む): 152811360

約数和(自身を除く): 85125320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 5441, 6220, 10882, 12440, 21764, 27205, 43528, 54410, 108820, 217640, 1692151, 3384302, 6768604, 8460755, 13537208, 16921510, 33843020, 67686040]

約数ペア:

[(1, 67686040), (2, 33843020), (4, 16921510), (5, 13537208), (8, 8460755), (10, 6768604), (20, 3384302), (40, 1692151), (311, 217640), (622, 108820), (1244, 54410), (1555, 43528), (2488, 27205), (3110, 21764), (5441, 12440), (6220, 10882)]