80994004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222511}}^1$

素因数の和:222535

約数の個数: 24

約数和(自身を含む): 174449408

約数和(自身を除く): 93455404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 222511, 445022, 890044, 1557577, 2892643, 3115154, 5785286, 6230308, 11570572, 20248501, 40497002, 80994004]

約数ペア:

[(1, 80994004), (2, 40497002), (4, 20248501), (7, 11570572), (13, 6230308), (14, 5785286), (26, 3115154), (28, 2892643), (52, 1557577), (91, 890044), (182, 445022), (364, 222511)]