68391040

素因数分解:

$2^7\times 5^1\times {\mathrm{106861}}^1$

素因数の和:106880

約数の個数: 32

約数和(自身を含む): 163498860

約数和(自身を除く): 95107820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 106861, 213722, 427444, 534305, 854888, 1068610, 1709776, 2137220, 3419552, 4274440, 6839104, 8548880, 13678208, 17097760, 34195520, 68391040]

約数ペア:

[(1, 68391040), (2, 34195520), (4, 17097760), (5, 13678208), (8, 8548880), (10, 6839104), (16, 4274440), (20, 3419552), (32, 2137220), (40, 1709776), (64, 1068610), (80, 854888), (128, 534305), (160, 427444), (320, 213722), (640, 106861)]