80015870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3769}}^1$

素因数の和:3980

約数の個数: 32

約数和(自身を含む): 157978080

約数和(自身を除く): 77962210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193, 386, 965, 1930, 2123, 3769, 4246, 7538, 10615, 18845, 21230, 37690, 41459, 82918, 207295, 414590, 727417, 1454834, 3637085, 7274170, 8001587, 16003174, 40007935, 80015870]

約数ペア:

[(1, 80015870), (2, 40007935), (5, 16003174), (10, 8001587), (11, 7274170), (22, 3637085), (55, 1454834), (110, 727417), (193, 414590), (386, 207295), (965, 82918), (1930, 41459), (2123, 37690), (3769, 21230), (4246, 18845), (7538, 10615)]