81720724

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{11549}}^1$

素因数の和:11643

約数の個数: 24

約数和(自身を含む): 150381000

約数和(自身を除く): 68660276

約数列:

[1, 2, 4, 29, 58, 61, 116, 122, 244, 1769, 3538, 7076, 11549, 23098, 46196, 334921, 669842, 704489, 1339684, 1408978, 2817956, 20430181, 40860362, 81720724]

約数ペア:

[(1, 81720724), (2, 40860362), (4, 20430181), (29, 2817956), (58, 1408978), (61, 1339684), (116, 704489), (122, 669842), (244, 334921), (1769, 46196), (3538, 23098), (7076, 11549)]