51644200

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 127670400

約数和(自身を除く): 76026200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 103, 109, 115, 184, 200, 206, 218, 230, 412, 436, 460, 515, 545, 575, 824, 872, 920, 1030, 1090, 1150, 2060, 2180, 2300, 2369, 2507, 2575, 2725, 4120, 4360, 4600, 4738, 5014, 5150, 5450, 9476, 10028, 10300, 10900, 11227, 11845, 12535, 18952, 20056, 20600, 21800, 22454, 23690, 25070, 44908, 47380, 50140, 56135, 59225, 62675, 89816, 94760, 100280, 112270, 118450, 125350, 224540, 236900, 250700, 258221, 280675, 449080, 473800, 501400, 516442, 561350, 1032884, 1122700, 1291105, 2065768, 2245400, 2582210, 5164420, 6455525, 10328840, 12911050, 25822100, 51644200]

約数ペア:

[(1, 51644200), (2, 25822100), (4, 12911050), (5, 10328840), (8, 6455525), (10, 5164420), (20, 2582210), (23, 2245400), (25, 2065768), (40, 1291105), (46, 1122700), (50, 1032884), (92, 561350), (100, 516442), (103, 501400), (109, 473800), (115, 449080), (184, 280675), (200, 258221), (206, 250700), (218, 236900), (230, 224540), (412, 125350), (436, 118450), (460, 112270), (515, 100280), (545, 94760), (575, 89816), (824, 62675), (872, 59225), (920, 56135), (1030, 50140), (1090, 47380), (1150, 44908), (2060, 25070), (2180, 23690), (2300, 22454), (2369, 21800), (2507, 20600), (2575, 20056), (2725, 18952), (4120, 12535), (4360, 11845), (4600, 11227), (4738, 10900), (5014, 10300), (5150, 10028), (5450, 9476)]