80639585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{72977}}^1$

素因数の和:73012

約数の個数: 16

約数和(自身を含む): 110342736

約数和(自身を除く): 29703151

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 72977, 364885, 948701, 1240609, 4743505, 6203045, 16127917, 80639585]

約数ペア:

[(1, 80639585), (5, 16127917), (13, 6203045), (17, 4743505), (65, 1240609), (85, 948701), (221, 364885), (1105, 72977)]