199841600

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{2549}}^1$

素因数の和:2585

約数の個数: 126

約数和(自身を含む): 572242950

約数和(自身を除く): 372401350

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2549, 2800, 3136, 3920, 4900, 5098, 5600, 7840, 9800, 10196, 11200, 12745, 15680, 17843, 19600, 20392, 25490, 35686, 39200, 40784, 50980, 63725, 71372, 78400, 81568, 89215, 101960, 124901, 127450, 142744, 163136, 178430, 203920, 249802, 254900, 285488, 356860, 407840, 446075, 499604, 509800, 570976, 624505, 713720, 815680, 892150, 999208, 1019600, 1141952, 1249010, 1427440, 1784300, 1998416, 2039200, 2498020, 2854880, 3122525, 3568600, 3996832, 4078400, 4996040, 5709760, 6245050, 7137200, 7993664, 9992080, 12490100, 14274400, 19984160, 24980200, 28548800, 39968320, 49960400, 99920800, 199841600]

約数ペア:

[(1, 199841600), (2, 99920800), (4, 49960400), (5, 39968320), (7, 28548800), (8, 24980200), (10, 19984160), (14, 14274400), (16, 12490100), (20, 9992080), (25, 7993664), (28, 7137200), (32, 6245050), (35, 5709760), (40, 4996040), (49, 4078400), (50, 3996832), (56, 3568600), (64, 3122525), (70, 2854880), (80, 2498020), (98, 2039200), (100, 1998416), (112, 1784300), (140, 1427440), (160, 1249010), (175, 1141952), (196, 1019600), (200, 999208), (224, 892150), (245, 815680), (280, 713720), (320, 624505), (350, 570976), (392, 509800), (400, 499604), (448, 446075), (490, 407840), (560, 356860), (700, 285488), (784, 254900), (800, 249802), (980, 203920), (1120, 178430), (1225, 163136), (1400, 142744), (1568, 127450), (1600, 124901), (1960, 101960), (2240, 89215), (2450, 81568), (2549, 78400), (2800, 71372), (3136, 63725), (3920, 50980), (4900, 40784), (5098, 39200), (5600, 35686), (7840, 25490), (9800, 20392), (10196, 19600), (11200, 17843), (12745, 15680)]