51393800

素因数分解:

$2^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{8861}}^1$

素因数の和:8906

約数の個数: 48

約数和(自身を含む): 123624900

約数和(自身を除く): 72231100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 145, 200, 232, 290, 580, 725, 1160, 1450, 2900, 5800, 8861, 17722, 35444, 44305, 70888, 88610, 177220, 221525, 256969, 354440, 443050, 513938, 886100, 1027876, 1284845, 1772200, 2055752, 2569690, 5139380, 6424225, 10278760, 12848450, 25696900, 51393800]

約数ペア:

[(1, 51393800), (2, 25696900), (4, 12848450), (5, 10278760), (8, 6424225), (10, 5139380), (20, 2569690), (25, 2055752), (29, 1772200), (40, 1284845), (50, 1027876), (58, 886100), (100, 513938), (116, 443050), (145, 354440), (200, 256969), (232, 221525), (290, 177220), (580, 88610), (725, 70888), (1160, 44305), (1450, 35444), (2900, 17722), (5800, 8861)]