80725942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{18439}}^1$

素因数の和:18651

約数の個数: 16

約数和(自身を含む): 132768000

約数和(自身を除く): 52042058

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 18439, 36878, 202829, 405658, 3669361, 7338722, 40362971, 80725942]

約数ペア:

[(1, 80725942), (2, 40362971), (11, 7338722), (22, 3669361), (199, 405658), (398, 202829), (2189, 36878), (4378, 18439)]