80895745

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{21601}}^1$

素因数の和:21720

約数の個数: 16

約数和(自身を含む): 111984768

約数和(自身を除く): 31089023

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 21601, 108005, 151207, 756035, 2311307, 11556535, 16179149, 80895745]

約数ペア:

[(1, 80895745), (5, 16179149), (7, 11556535), (35, 2311307), (107, 756035), (535, 151207), (749, 108005), (3745, 21601)]