80909938

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{2017}}^1$

素因数の和:2697

約数の個数: 16

約数和(自身を含む): 125535744

約数和(自身を除く): 44625806

約数列:

[1, 2, 31, 62, 647, 1294, 2017, 4034, 20057, 40114, 62527, 125054, 1304999, 2609998, 40454969, 80909938]

約数ペア:

[(1, 80909938), (2, 40454969), (31, 2609998), (62, 1304999), (647, 125054), (1294, 62527), (2017, 40114), (4034, 20057)]