179680918

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 285120000

約数和(自身を除く): 105439082

約数列:

[1, 2, 43, 53, 79, 86, 106, 158, 499, 998, 2279, 3397, 4187, 4558, 6794, 8374, 21457, 26447, 39421, 42914, 52894, 78842, 180041, 360082, 1137221, 1695103, 2089313, 2274442, 3390206, 4178626, 89840459, 179680918]

約数ペア:

[(1, 179680918), (2, 89840459), (43, 4178626), (53, 3390206), (79, 2274442), (86, 2089313), (106, 1695103), (158, 1137221), (499, 360082), (998, 180041), (2279, 78842), (3397, 52894), (4187, 42914), (4558, 39421), (6794, 26447), (8374, 21457)]