255051580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{27191}}^1$

素因数の和:27274

約数の個数: 48

約数和(自身を含む): 621282816

約数和(自身を除く): 366231236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 27191, 54382, 108764, 135955, 190337, 271910, 380674, 543820, 761348, 951685, 1821797, 1903370, 3643594, 3806740, 7287188, 9108985, 12752579, 18217970, 25505158, 36435940, 51010316, 63762895, 127525790, 255051580]

約数ペア:

[(1, 255051580), (2, 127525790), (4, 63762895), (5, 51010316), (7, 36435940), (10, 25505158), (14, 18217970), (20, 12752579), (28, 9108985), (35, 7287188), (67, 3806740), (70, 3643594), (134, 1903370), (140, 1821797), (268, 951685), (335, 761348), (469, 543820), (670, 380674), (938, 271910), (1340, 190337), (1876, 135955), (2345, 108764), (4690, 54382), (9380, 27191)]