80220296

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{771349}}^1$

素因数の和:771368

約数の個数: 16

約数和(自身を含む): 161983500

約数和(自身を除く): 81763204

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 771349, 1542698, 3085396, 6170792, 10027537, 20055074, 40110148, 80220296]

約数ペア:

[(1, 80220296), (2, 40110148), (4, 20055074), (8, 10027537), (13, 6170792), (26, 3085396), (52, 1542698), (104, 771349)]