212817500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{12161}}^1$

素因数の和:12192

約数の個数: 60

約数和(自身を含む): 531917232

約数和(自身を除く): 319099732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4375, 8750, 12161, 17500, 24322, 48644, 60805, 85127, 121610, 170254, 243220, 304025, 340508, 425635, 608050, 851270, 1216100, 1520125, 1702540, 2128175, 3040250, 4256350, 6080500, 7600625, 8512700, 10640875, 15201250, 21281750, 30402500, 42563500, 53204375, 106408750, 212817500]

約数ペア:

[(1, 212817500), (2, 106408750), (4, 53204375), (5, 42563500), (7, 30402500), (10, 21281750), (14, 15201250), (20, 10640875), (25, 8512700), (28, 7600625), (35, 6080500), (50, 4256350), (70, 3040250), (100, 2128175), (125, 1702540), (140, 1520125), (175, 1216100), (250, 851270), (350, 608050), (500, 425635), (625, 340508), (700, 304025), (875, 243220), (1250, 170254), (1750, 121610), (2500, 85127), (3500, 60805), (4375, 48644), (8750, 24322), (12161, 17500)]