80805564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{320657}}^1$

素因数の和:320674

約数の個数: 36

約数和(自身を含む): 233439024

約数和(自身を除く): 152633460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 320657, 641314, 961971, 1282628, 1923942, 2244599, 2885913, 3847884, 4489198, 5771826, 6733797, 8978396, 11543652, 13467594, 20201391, 26935188, 40402782, 80805564]

約数ペア:

[(1, 80805564), (2, 40402782), (3, 26935188), (4, 20201391), (6, 13467594), (7, 11543652), (9, 8978396), (12, 6733797), (14, 5771826), (18, 4489198), (21, 3847884), (28, 2885913), (36, 2244599), (42, 1923942), (63, 1282628), (84, 961971), (126, 641314), (252, 320657)]