80716460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1901}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 185969952

約数和(自身を除く): 105253492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1901, 1930, 2123, 3802, 3860, 4246, 7604, 8492, 9505, 10615, 19010, 20911, 21230, 38020, 41822, 42460, 83644, 104555, 209110, 366893, 418220, 733786, 1467572, 1834465, 3668930, 4035823, 7337860, 8071646, 16143292, 20179115, 40358230, 80716460]

約数ペア:

[(1, 80716460), (2, 40358230), (4, 20179115), (5, 16143292), (10, 8071646), (11, 7337860), (20, 4035823), (22, 3668930), (44, 1834465), (55, 1467572), (110, 733786), (193, 418220), (220, 366893), (386, 209110), (772, 104555), (965, 83644), (1901, 42460), (1930, 41822), (2123, 38020), (3802, 21230), (3860, 20911), (4246, 19010), (7604, 10615), (8492, 9505)]