69795520

素因数分解:

$2^6\times 5^1\times {\mathrm{218111}}^1$

素因数の和:218128

約数の個数: 28

約数和(自身を含む): 166201344

約数和(自身を除く): 96405824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 218111, 436222, 872444, 1090555, 1744888, 2181110, 3489776, 4362220, 6979552, 8724440, 13959104, 17448880, 34897760, 69795520]

約数ペア:

[(1, 69795520), (2, 34897760), (4, 17448880), (5, 13959104), (8, 8724440), (10, 6979552), (16, 4362220), (20, 3489776), (32, 2181110), (40, 1744888), (64, 1090555), (80, 872444), (160, 436222), (320, 218111)]