80716180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{212411}}^1$

素因数の和:212439

約数の個数: 24

約数和(自身を含む): 178426080

約数和(自身を除く): 97709900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 212411, 424822, 849644, 1062055, 2124110, 4035809, 4248220, 8071618, 16143236, 20179045, 40358090, 80716180]

約数ペア:

[(1, 80716180), (2, 40358090), (4, 20179045), (5, 16143236), (10, 8071618), (19, 4248220), (20, 4035809), (38, 2124110), (76, 1062055), (95, 849644), (190, 424822), (380, 212411)]