81288508

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{100109}}^1$

素因数の和:100149

約数の個数: 24

約数和(自身を含む): 168184800

約数和(自身を除く): 86896292

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 100109, 200218, 400436, 700763, 1401526, 2803052, 2903161, 5806322, 11612644, 20322127, 40644254, 81288508]

約数ペア:

[(1, 81288508), (2, 40644254), (4, 20322127), (7, 11612644), (14, 5806322), (28, 2903161), (29, 2803052), (58, 1401526), (116, 700763), (203, 400436), (406, 200218), (812, 100109)]