81553524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3761}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 206458560

約数和(自身を除く): 124905036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 1668, 1807, 3614, 3761, 5421, 7228, 7522, 10842, 11283, 15044, 21684, 22566, 45132, 48893, 97786, 146679, 195572, 293358, 522779, 586716, 1045558, 1568337, 2091116, 3136674, 6273348, 6796127, 13592254, 20388381, 27184508, 40776762, 81553524]

約数ペア:

[(1, 81553524), (2, 40776762), (3, 27184508), (4, 20388381), (6, 13592254), (12, 6796127), (13, 6273348), (26, 3136674), (39, 2091116), (52, 1568337), (78, 1045558), (139, 586716), (156, 522779), (278, 293358), (417, 195572), (556, 146679), (834, 97786), (1668, 48893), (1807, 45132), (3614, 22566), (3761, 21684), (5421, 15044), (7228, 11283), (7522, 10842)]