28296400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 76111200

約数和(自身を除く): 47814800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 59, 80, 88, 100, 109, 110, 118, 176, 200, 218, 220, 236, 275, 295, 400, 436, 440, 472, 545, 550, 590, 649, 872, 880, 944, 1090, 1100, 1180, 1199, 1298, 1475, 1744, 2180, 2200, 2360, 2398, 2596, 2725, 2950, 3245, 4360, 4400, 4720, 4796, 5192, 5450, 5900, 5995, 6431, 6490, 8720, 9592, 10384, 10900, 11800, 11990, 12862, 12980, 16225, 19184, 21800, 23600, 23980, 25724, 25960, 29975, 32155, 32450, 43600, 47960, 51448, 51920, 59950, 64310, 64900, 70741, 95920, 102896, 119900, 128620, 129800, 141482, 160775, 239800, 257240, 259600, 282964, 321550, 353705, 479600, 514480, 565928, 643100, 707410, 1131856, 1286200, 1414820, 1768525, 2572400, 2829640, 3537050, 5659280, 7074100, 14148200, 28296400]

約数ペア:

[(1, 28296400), (2, 14148200), (4, 7074100), (5, 5659280), (8, 3537050), (10, 2829640), (11, 2572400), (16, 1768525), (20, 1414820), (22, 1286200), (25, 1131856), (40, 707410), (44, 643100), (50, 565928), (55, 514480), (59, 479600), (80, 353705), (88, 321550), (100, 282964), (109, 259600), (110, 257240), (118, 239800), (176, 160775), (200, 141482), (218, 129800), (220, 128620), (236, 119900), (275, 102896), (295, 95920), (400, 70741), (436, 64900), (440, 64310), (472, 59950), (545, 51920), (550, 51448), (590, 47960), (649, 43600), (872, 32450), (880, 32155), (944, 29975), (1090, 25960), (1100, 25724), (1180, 23980), (1199, 23600), (1298, 21800), (1475, 19184), (1744, 16225), (2180, 12980), (2200, 12862), (2360, 11990), (2398, 11800), (2596, 10900), (2725, 10384), (2950, 9592), (3245, 8720), (4360, 6490), (4400, 6431), (4720, 5995), (4796, 5900), (5192, 5450)]