80148268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 154877184

約数和(自身を除く): 74728916

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 193, 197, 386, 394, 527, 772, 788, 1054, 2108, 3281, 3349, 5983, 6107, 6562, 6698, 11966, 12214, 13124, 13396, 23932, 24428, 38021, 76042, 101711, 103819, 152084, 203422, 207638, 406844, 415276, 646357, 1178651, 1292714, 2357302, 2585428, 4714604, 20037067, 40074134, 80148268]

約数ペア:

[(1, 80148268), (2, 40074134), (4, 20037067), (17, 4714604), (31, 2585428), (34, 2357302), (62, 1292714), (68, 1178651), (124, 646357), (193, 415276), (197, 406844), (386, 207638), (394, 203422), (527, 152084), (772, 103819), (788, 101711), (1054, 76042), (2108, 38021), (3281, 24428), (3349, 23932), (5983, 13396), (6107, 13124), (6562, 12214), (6698, 11966)]