80031895

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{439}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 102595680

約数和(自身を除く): 22563785

約数列:

[1, 5, 19, 95, 101, 361, 439, 505, 1805, 1919, 2195, 8341, 9595, 36461, 41705, 44339, 158479, 182305, 221695, 792395, 842441, 4212205, 16006379, 80031895]

約数ペア:

[(1, 80031895), (5, 16006379), (19, 4212205), (95, 842441), (101, 792395), (361, 221695), (439, 182305), (505, 158479), (1805, 44339), (1919, 41705), (2195, 36461), (8341, 9595)]