80521390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{350093}}^1$

素因数の和:350123

約数の個数: 16

約数和(自身を含む): 151240608

約数和(自身を除く): 70719218

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 350093, 700186, 1750465, 3500930, 8052139, 16104278, 40260695, 80521390]

約数ペア:

[(1, 80521390), (2, 40260695), (5, 16104278), (10, 8052139), (23, 3500930), (46, 1750465), (115, 700186), (230, 350093)]