80406508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{220897}}^1$

素因数の和:220921

約数の個数: 24

約数和(自身を含む): 173184032

約数和(自身を除く): 92777524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 220897, 441794, 883588, 1546279, 2871661, 3092558, 5743322, 6185116, 11486644, 20101627, 40203254, 80406508]

約数ペア:

[(1, 80406508), (2, 40203254), (4, 20101627), (7, 11486644), (13, 6185116), (14, 5743322), (26, 3092558), (28, 2871661), (52, 1546279), (91, 883588), (182, 441794), (364, 220897)]