55335520

素因数分解:

$2^5\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1091}}^1$

素因数の和:1423

約数の個数: 48

約数和(自身を含む): 131262768

約数和(自身を除く): 75927248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 317, 634, 1091, 1268, 1585, 2182, 2536, 3170, 4364, 5072, 5455, 6340, 8728, 10144, 10910, 12680, 17456, 21820, 25360, 34912, 43640, 50720, 87280, 174560, 345847, 691694, 1383388, 1729235, 2766776, 3458470, 5533552, 6916940, 11067104, 13833880, 27667760, 55335520]

約数ペア:

[(1, 55335520), (2, 27667760), (4, 13833880), (5, 11067104), (8, 6916940), (10, 5533552), (16, 3458470), (20, 2766776), (32, 1729235), (40, 1383388), (80, 691694), (160, 345847), (317, 174560), (634, 87280), (1091, 50720), (1268, 43640), (1585, 34912), (2182, 25360), (2536, 21820), (3170, 17456), (4364, 12680), (5072, 10910), (5455, 10144), (6340, 8728)]