128441000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 321235200

約数和(自身を除く): 192794200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 43, 50, 58, 86, 100, 103, 116, 125, 145, 172, 200, 206, 215, 232, 250, 290, 344, 412, 430, 500, 515, 580, 725, 824, 860, 1000, 1030, 1075, 1160, 1247, 1450, 1720, 2060, 2150, 2494, 2575, 2900, 2987, 3625, 4120, 4300, 4429, 4988, 5150, 5375, 5800, 5974, 6235, 7250, 8600, 8858, 9976, 10300, 10750, 11948, 12470, 12875, 14500, 14935, 17716, 20600, 21500, 22145, 23896, 24940, 25750, 29000, 29870, 31175, 35432, 43000, 44290, 49880, 51500, 59740, 62350, 74675, 88580, 103000, 110725, 119480, 124700, 128441, 149350, 155875, 177160, 221450, 249400, 256882, 298700, 311750, 373375, 442900, 513764, 553625, 597400, 623500, 642205, 746750, 885800, 1027528, 1107250, 1247000, 1284410, 1493500, 2214500, 2568820, 2987000, 3211025, 4429000, 5137640, 6422050, 12844100, 16055125, 25688200, 32110250, 64220500, 128441000]

約数ペア:

[(1, 128441000), (2, 64220500), (4, 32110250), (5, 25688200), (8, 16055125), (10, 12844100), (20, 6422050), (25, 5137640), (29, 4429000), (40, 3211025), (43, 2987000), (50, 2568820), (58, 2214500), (86, 1493500), (100, 1284410), (103, 1247000), (116, 1107250), (125, 1027528), (145, 885800), (172, 746750), (200, 642205), (206, 623500), (215, 597400), (232, 553625), (250, 513764), (290, 442900), (344, 373375), (412, 311750), (430, 298700), (500, 256882), (515, 249400), (580, 221450), (725, 177160), (824, 155875), (860, 149350), (1000, 128441), (1030, 124700), (1075, 119480), (1160, 110725), (1247, 103000), (1450, 88580), (1720, 74675), (2060, 62350), (2150, 59740), (2494, 51500), (2575, 49880), (2900, 44290), (2987, 43000), (3625, 35432), (4120, 31175), (4300, 29870), (4429, 29000), (4988, 25750), (5150, 24940), (5375, 23896), (5800, 22145), (5974, 21500), (6235, 20600), (7250, 17716), (8600, 14935), (8858, 14500), (9976, 12875), (10300, 12470), (10750, 11948)]