80158316

素因数分解:

$2^2\times 7^2\times {\mathrm{408971}}^1$

素因数の和:408989

約数の個数: 18

約数和(自身を含む): 163179828

約数和(自身を除く): 83021512

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 408971, 817942, 1635884, 2862797, 5725594, 11451188, 20039579, 40079158, 80158316]

約数ペア:

[(1, 80158316), (2, 40079158), (4, 20039579), (7, 11451188), (14, 5725594), (28, 2862797), (49, 1635884), (98, 817942), (196, 408971)]