80857395

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{48563}}^1$

素因数の和:48611

約数の個数: 24

約数和(自身を含む): 143943696

約数和(自身を除く): 63086301

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 48563, 145689, 242815, 437067, 728445, 1796831, 2185335, 5390493, 8984155, 16171479, 26952465, 80857395]

約数ペア:

[(1, 80857395), (3, 26952465), (5, 16171479), (9, 8984155), (15, 5390493), (37, 2185335), (45, 1796831), (111, 728445), (185, 437067), (333, 242815), (555, 145689), (1665, 48563)]