80564816

素因数分解:

$2^4\times {\mathrm{383}}^1\times {\mathrm{13147}}^1$

素因数の和:13538

約数の個数: 20

約数和(自身を含む): 156513792

約数和(自身を除く): 75948976

約数列:

[1, 2, 4, 8, 16, 383, 766, 1532, 3064, 6128, 13147, 26294, 52588, 105176, 210352, 5035301, 10070602, 20141204, 40282408, 80564816]

約数ペア:

[(1, 80564816), (2, 40282408), (4, 20141204), (8, 10070602), (16, 5035301), (383, 210352), (766, 105176), (1532, 52588), (3064, 26294), (6128, 13147)]