201990400

素因数分解:

$2^8\times 5^2\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:916

約数の個数: 108

約数和(自身を含む): 514072132

約数和(自身を除く): 312081732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 128, 148, 160, 185, 200, 256, 296, 320, 370, 400, 592, 640, 740, 800, 853, 925, 1184, 1280, 1480, 1600, 1706, 1850, 2368, 2960, 3200, 3412, 3700, 4265, 4736, 5920, 6400, 6824, 7400, 8530, 9472, 11840, 13648, 14800, 17060, 21325, 23680, 27296, 29600, 31561, 34120, 42650, 47360, 54592, 59200, 63122, 68240, 85300, 109184, 118400, 126244, 136480, 157805, 170600, 218368, 236800, 252488, 272960, 315610, 341200, 504976, 545920, 631220, 682400, 789025, 1009952, 1091840, 1262440, 1364800, 1578050, 2019904, 2524880, 2729600, 3156100, 4039808, 5049760, 5459200, 6312200, 8079616, 10099520, 12624400, 20199040, 25248800, 40398080, 50497600, 100995200, 201990400]

約数ペア:

[(1, 201990400), (2, 100995200), (4, 50497600), (5, 40398080), (8, 25248800), (10, 20199040), (16, 12624400), (20, 10099520), (25, 8079616), (32, 6312200), (37, 5459200), (40, 5049760), (50, 4039808), (64, 3156100), (74, 2729600), (80, 2524880), (100, 2019904), (128, 1578050), (148, 1364800), (160, 1262440), (185, 1091840), (200, 1009952), (256, 789025), (296, 682400), (320, 631220), (370, 545920), (400, 504976), (592, 341200), (640, 315610), (740, 272960), (800, 252488), (853, 236800), (925, 218368), (1184, 170600), (1280, 157805), (1480, 136480), (1600, 126244), (1706, 118400), (1850, 109184), (2368, 85300), (2960, 68240), (3200, 63122), (3412, 59200), (3700, 54592), (4265, 47360), (4736, 42650), (5920, 34120), (6400, 31561), (6824, 29600), (7400, 27296), (8530, 23680), (9472, 21325), (11840, 17060), (13648, 14800)]