80267455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21961}}^1$

素因数の和:22026

約数の個数: 16

約数和(自身を含む): 104363424

約数和(自身を除く): 24095969

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 21961, 109805, 373337, 944323, 1866685, 4721615, 16053491, 80267455]

約数ペア:

[(1, 80267455), (5, 16053491), (17, 4721615), (43, 1866685), (85, 944323), (215, 373337), (731, 109805), (3655, 21961)]