25905500

素因数分解:

$2^2\times 5^3\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 57081024

約数和(自身を除く): 31175524

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 197, 250, 263, 394, 500, 526, 788, 985, 1052, 1315, 1970, 2630, 3940, 4925, 5260, 6575, 9850, 13150, 19700, 24625, 26300, 32875, 49250, 51811, 65750, 98500, 103622, 131500, 207244, 259055, 518110, 1036220, 1295275, 2590550, 5181100, 6476375, 12952750, 25905500]

約数ペア:

[(1, 25905500), (2, 12952750), (4, 6476375), (5, 5181100), (10, 2590550), (20, 1295275), (25, 1036220), (50, 518110), (100, 259055), (125, 207244), (197, 131500), (250, 103622), (263, 98500), (394, 65750), (500, 51811), (526, 49250), (788, 32875), (985, 26300), (1052, 24625), (1315, 19700), (1970, 13150), (2630, 9850), (3940, 6575), (4925, 5260)]