50629000

素因数分解:

$2^3\times 5^3\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 119536560

約数和(自身を除く): 68907560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 197, 200, 250, 257, 394, 500, 514, 788, 985, 1000, 1028, 1285, 1576, 1970, 2056, 2570, 3940, 4925, 5140, 6425, 7880, 9850, 10280, 12850, 19700, 24625, 25700, 32125, 39400, 49250, 50629, 51400, 64250, 98500, 101258, 128500, 197000, 202516, 253145, 257000, 405032, 506290, 1012580, 1265725, 2025160, 2531450, 5062900, 6328625, 10125800, 12657250, 25314500, 50629000]

約数ペア:

[(1, 50629000), (2, 25314500), (4, 12657250), (5, 10125800), (8, 6328625), (10, 5062900), (20, 2531450), (25, 2025160), (40, 1265725), (50, 1012580), (100, 506290), (125, 405032), (197, 257000), (200, 253145), (250, 202516), (257, 197000), (394, 128500), (500, 101258), (514, 98500), (788, 64250), (985, 51400), (1000, 50629), (1028, 49250), (1285, 39400), (1576, 32125), (1970, 25700), (2056, 24625), (2570, 19700), (3940, 12850), (4925, 10280), (5140, 9850), (6425, 7880)]