80851018

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1\times {\mathrm{863}}^1$

素因数の和:1341

約数の個数: 16

約数和(自身を含む): 122653440

約数和(自身を除く): 41802422

約数列:

[1, 2, 139, 278, 337, 674, 863, 1726, 46843, 93686, 119957, 239914, 290831, 581662, 40425509, 80851018]

約数ペア:

[(1, 80851018), (2, 40425509), (139, 581662), (278, 290831), (337, 239914), (674, 119957), (863, 93686), (1726, 46843)]