77776508

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:398

約数の個数: 36

約数和(自身を含む): 143284680

約数和(自身を除く): 65508172

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 269, 538, 1076, 1681, 1763, 3362, 3526, 6724, 7052, 11029, 11567, 22058, 23134, 44116, 46268, 72283, 144566, 289132, 452189, 474247, 904378, 948494, 1808756, 1896988, 19444127, 38888254, 77776508]

約数ペア:

[(1, 77776508), (2, 38888254), (4, 19444127), (41, 1896988), (43, 1808756), (82, 948494), (86, 904378), (164, 474247), (172, 452189), (269, 289132), (538, 144566), (1076, 72283), (1681, 46268), (1763, 44116), (3362, 23134), (3526, 22058), (6724, 11567), (7052, 11029)]