80374245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1559}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 147363840

約数和(自身を除く): 66989595

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 491, 1473, 1559, 2455, 3437, 4677, 7365, 7795, 10311, 10913, 17185, 23385, 32739, 51555, 54565, 163695, 765469, 2296407, 3827345, 5358283, 11482035, 16074849, 26791415, 80374245]

約数ペア:

[(1, 80374245), (3, 26791415), (5, 16074849), (7, 11482035), (15, 5358283), (21, 3827345), (35, 2296407), (105, 765469), (491, 163695), (1473, 54565), (1559, 51555), (2455, 32739), (3437, 23385), (4677, 17185), (7365, 10913), (7795, 10311)]