63686220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81649}}^1$

素因数の和:81674

約数の個数: 48

約数和(自身を含む): 192040800

約数和(自身を除く): 128354580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 81649, 163298, 244947, 326596, 408245, 489894, 816490, 979788, 1061437, 1224735, 1632980, 2122874, 2449470, 3184311, 4245748, 4898940, 5307185, 6368622, 10614370, 12737244, 15921555, 21228740, 31843110, 63686220]

約数ペア:

[(1, 63686220), (2, 31843110), (3, 21228740), (4, 15921555), (5, 12737244), (6, 10614370), (10, 6368622), (12, 5307185), (13, 4898940), (15, 4245748), (20, 3184311), (26, 2449470), (30, 2122874), (39, 1632980), (52, 1224735), (60, 1061437), (65, 979788), (78, 816490), (130, 489894), (156, 408245), (195, 326596), (260, 244947), (390, 163298), (780, 81649)]