80851708

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4463}}^1$

素因数の和:5121

約数の個数: 24

約数和(自身を含む): 161989632

約数和(自身を除く): 81137924

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4463, 4529, 8926, 9058, 17852, 18116, 31241, 62482, 124964, 2887561, 5775122, 11550244, 20212927, 40425854, 80851708]

約数ペア:

[(1, 80851708), (2, 40425854), (4, 20212927), (7, 11550244), (14, 5775122), (28, 2887561), (647, 124964), (1294, 62482), (2588, 31241), (4463, 18116), (4529, 17852), (8926, 9058)]