80028212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{4447}}^1$

素因数の和:4871

約数の個数: 24

約数和(自身を含む): 153189120

約数和(自身を除く): 73160908

約数列:

[1, 2, 4, 11, 22, 44, 409, 818, 1636, 4447, 4499, 8894, 8998, 17788, 17996, 48917, 97834, 195668, 1818823, 3637646, 7275292, 20007053, 40014106, 80028212]

約数ペア:

[(1, 80028212), (2, 40014106), (4, 20007053), (11, 7275292), (22, 3637646), (44, 1818823), (409, 195668), (818, 97834), (1636, 48917), (4447, 17996), (4499, 17788), (8894, 8998)]