80410180

素因数分解:

$2^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{3761}}^1$

素因数の和:4839

約数の個数: 24

約数和(自身を含む): 169064280

約数和(自身を除く): 88654100

約数列:

[1, 2, 4, 5, 10, 20, 1069, 2138, 3761, 4276, 5345, 7522, 10690, 15044, 18805, 21380, 37610, 75220, 4020509, 8041018, 16082036, 20102545, 40205090, 80410180]

約数ペア:

[(1, 80410180), (2, 40205090), (4, 20102545), (5, 16082036), (10, 8041018), (20, 4020509), (1069, 75220), (2138, 37610), (3761, 21380), (4276, 18805), (5345, 15044), (7522, 10690)]