78425128

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1321}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 151580520

約数和(自身を除く): 73155392

約数列:

[1, 2, 4, 8, 41, 82, 164, 181, 328, 362, 724, 1321, 1448, 2642, 5284, 7421, 10568, 14842, 29684, 54161, 59368, 108322, 216644, 239101, 433288, 478202, 956404, 1912808, 9803141, 19606282, 39212564, 78425128]

約数ペア:

[(1, 78425128), (2, 39212564), (4, 19606282), (8, 9803141), (41, 1912808), (82, 956404), (164, 478202), (181, 433288), (328, 239101), (362, 216644), (724, 108322), (1321, 59368), (1448, 54161), (2642, 29684), (5284, 14842), (7421, 10568)]