208274500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{8501}}^1$

素因数の和:8534

約数の個数: 72

約数和(自身を含む): 529198488

約数和(自身を除く): 320923988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1750, 2450, 3500, 4900, 6125, 8501, 12250, 17002, 24500, 34004, 42505, 59507, 85010, 119014, 170020, 212525, 238028, 297535, 416549, 425050, 595070, 833098, 850100, 1062625, 1190140, 1487675, 1666196, 2082745, 2125250, 2975350, 4165490, 4250500, 5950700, 7438375, 8330980, 10413725, 14876750, 20827450, 29753500, 41654900, 52068625, 104137250, 208274500]

約数ペア:

[(1, 208274500), (2, 104137250), (4, 52068625), (5, 41654900), (7, 29753500), (10, 20827450), (14, 14876750), (20, 10413725), (25, 8330980), (28, 7438375), (35, 5950700), (49, 4250500), (50, 4165490), (70, 2975350), (98, 2125250), (100, 2082745), (125, 1666196), (140, 1487675), (175, 1190140), (196, 1062625), (245, 850100), (250, 833098), (350, 595070), (490, 425050), (500, 416549), (700, 297535), (875, 238028), (980, 212525), (1225, 170020), (1750, 119014), (2450, 85010), (3500, 59507), (4900, 42505), (6125, 34004), (8501, 24500), (12250, 17002)]