80508244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7621}}^1$

素因数の和:7783

約数の個数: 24

約数和(自身を含む): 149391200

約数和(自身を除く): 68882956

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 7621, 10564, 15242, 30484, 144799, 289598, 579196, 1059319, 2118638, 4237276, 20127061, 40254122, 80508244]

約数ペア:

[(1, 80508244), (2, 40254122), (4, 20127061), (19, 4237276), (38, 2118638), (76, 1059319), (139, 579196), (278, 289598), (556, 144799), (2641, 30484), (5282, 15242), (7621, 10564)]