80398570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{49937}}^1$

素因数の和:49974

約数の個数: 32

約数和(自身を含む): 172585728

約数和(自身を除く): 92187158

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 49937, 99874, 249685, 349559, 499370, 699118, 1148551, 1747795, 2297102, 3495590, 5742755, 8039857, 11485510, 16079714, 40199285, 80398570]

約数ペア:

[(1, 80398570), (2, 40199285), (5, 16079714), (7, 11485510), (10, 8039857), (14, 5742755), (23, 3495590), (35, 2297102), (46, 1747795), (70, 1148551), (115, 699118), (161, 499370), (230, 349559), (322, 249685), (805, 99874), (1610, 49937)]