80665812

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{9871}}^1$

素因数の和:10108

約数の個数: 36

約数和(自身を含む): 204824256

約数和(自身を除く): 124158444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2724, 4086, 8172, 9871, 19742, 29613, 39484, 59226, 88839, 118452, 177678, 355356, 2240717, 4481434, 6722151, 8962868, 13444302, 20166453, 26888604, 40332906, 80665812]

約数ペア:

[(1, 80665812), (2, 40332906), (3, 26888604), (4, 20166453), (6, 13444302), (9, 8962868), (12, 6722151), (18, 4481434), (36, 2240717), (227, 355356), (454, 177678), (681, 118452), (908, 88839), (1362, 59226), (2043, 39484), (2724, 29613), (4086, 19742), (8172, 9871)]