164072128

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{21187}}^1$

素因数の和:21221

約数の個数: 42

約数和(自身を含む): 357886508

約数和(自身を除く): 193814380

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 3872, 7744, 21187, 42374, 84748, 169496, 233057, 338992, 466114, 677984, 932228, 1355968, 1864456, 2563627, 3728912, 5127254, 7457824, 10254508, 14915648, 20509016, 41018032, 82036064, 164072128]

約数ペア:

[(1, 164072128), (2, 82036064), (4, 41018032), (8, 20509016), (11, 14915648), (16, 10254508), (22, 7457824), (32, 5127254), (44, 3728912), (64, 2563627), (88, 1864456), (121, 1355968), (176, 932228), (242, 677984), (352, 466114), (484, 338992), (704, 233057), (968, 169496), (1936, 84748), (3872, 42374), (7744, 21187)]