80690834

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{691}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 146150400

約数和(自身を除く): 65459566

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 439, 691, 878, 1382, 3073, 4837, 6146, 8341, 9674, 13129, 16682, 26258, 58387, 91903, 116774, 183806, 303349, 606698, 2123443, 4246886, 5763631, 11527262, 40345417, 80690834]

約数ペア:

[(1, 80690834), (2, 40345417), (7, 11527262), (14, 5763631), (19, 4246886), (38, 2123443), (133, 606698), (266, 303349), (439, 183806), (691, 116774), (878, 91903), (1382, 58387), (3073, 26258), (4837, 16682), (6146, 13129), (8341, 9674)]