51745808

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 103118400

約数和(自身を除く): 51372592

約数列:

[1, 2, 4, 8, 16, 53, 106, 139, 212, 278, 424, 439, 556, 848, 878, 1112, 1756, 2224, 3512, 7024, 7367, 14734, 23267, 29468, 46534, 58936, 61021, 93068, 117872, 122042, 186136, 244084, 372272, 488168, 976336, 3234113, 6468226, 12936452, 25872904, 51745808]

約数ペア:

[(1, 51745808), (2, 25872904), (4, 12936452), (8, 6468226), (16, 3234113), (53, 976336), (106, 488168), (139, 372272), (212, 244084), (278, 186136), (424, 122042), (439, 117872), (556, 93068), (848, 61021), (878, 58936), (1112, 46534), (1756, 29468), (2224, 23267), (3512, 14734), (7024, 7367)]