78105544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20641}}^1$

素因数の和:20701

約数の個数: 32

約数和(自身を含む): 163484640

約数和(自身を除く): 85379096

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 20641, 41282, 82564, 165128, 227051, 454102, 887563, 908204, 1775126, 1816408, 3550252, 7100504, 9763193, 19526386, 39052772, 78105544]

約数ペア:

[(1, 78105544), (2, 39052772), (4, 19526386), (8, 9763193), (11, 7100504), (22, 3550252), (43, 1816408), (44, 1775126), (86, 908204), (88, 887563), (172, 454102), (344, 227051), (473, 165128), (946, 82564), (1892, 41282), (3784, 20641)]