80839765

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{821}}^1$

素因数の和:1292

約数の個数: 16

約数和(自身を含む): 99429120

約数和(自身を除く): 18589355

約数列:

[1, 5, 47, 235, 419, 821, 2095, 4105, 19693, 38587, 98465, 192935, 343999, 1719995, 16167953, 80839765]

約数ペア:

[(1, 80839765), (5, 16167953), (47, 1719995), (235, 343999), (419, 192935), (821, 98465), (2095, 38587), (4105, 19693)]