140174000

素因数分解:

$2^4\times 5^3\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 80

約数和(自身を含む): 342582240

約数和(自身を除く): 202408240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 400, 436, 500, 545, 643, 872, 1000, 1090, 1286, 1744, 2000, 2180, 2572, 2725, 3215, 4360, 5144, 5450, 6430, 8720, 10288, 10900, 12860, 13625, 16075, 21800, 25720, 27250, 32150, 43600, 51440, 54500, 64300, 70087, 80375, 109000, 128600, 140174, 160750, 218000, 257200, 280348, 321500, 350435, 560696, 643000, 700870, 1121392, 1286000, 1401740, 1752175, 2803480, 3504350, 5606960, 7008700, 8760875, 14017400, 17521750, 28034800, 35043500, 70087000, 140174000]

約数ペア:

[(1, 140174000), (2, 70087000), (4, 35043500), (5, 28034800), (8, 17521750), (10, 14017400), (16, 8760875), (20, 7008700), (25, 5606960), (40, 3504350), (50, 2803480), (80, 1752175), (100, 1401740), (109, 1286000), (125, 1121392), (200, 700870), (218, 643000), (250, 560696), (400, 350435), (436, 321500), (500, 280348), (545, 257200), (643, 218000), (872, 160750), (1000, 140174), (1090, 128600), (1286, 109000), (1744, 80375), (2000, 70087), (2180, 64300), (2572, 54500), (2725, 51440), (3215, 43600), (4360, 32150), (5144, 27250), (5450, 25720), (6430, 21800), (8720, 16075), (10288, 13625), (10900, 12860)]