80143868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{124447}}^1$

素因数の和:124481

約数の個数: 24

約数和(自身を含む): 167258112

約数和(自身を除く): 87114244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 124447, 248894, 497788, 871129, 1742258, 2862281, 3484516, 5724562, 11449124, 20035967, 40071934, 80143868]

約数ペア:

[(1, 80143868), (2, 40071934), (4, 20035967), (7, 11449124), (14, 5724562), (23, 3484516), (28, 2862281), (46, 1742258), (92, 871129), (161, 497788), (322, 248894), (644, 124447)]