80870846

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{81359}}^1$

素因数の和:81439

約数の個数: 16

約数和(自身を含む): 140590080

約数和(自身を除く): 59719234

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 81359, 162718, 569513, 1139026, 5776489, 11552978, 40435423, 80870846]

約数ペア:

[(1, 80870846), (2, 40435423), (7, 11552978), (14, 5776489), (71, 1139026), (142, 569513), (497, 162718), (994, 81359)]