24979600

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:532

約数の個数: 60

約数和(自身を含む): 60508404

約数和(自身を除く): 35528804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 317, 394, 400, 634, 788, 985, 1268, 1576, 1585, 1970, 2536, 3152, 3170, 3940, 4925, 5072, 6340, 7880, 7925, 9850, 12680, 15760, 15850, 19700, 25360, 31700, 39400, 62449, 63400, 78800, 124898, 126800, 249796, 312245, 499592, 624490, 999184, 1248980, 1561225, 2497960, 3122450, 4995920, 6244900, 12489800, 24979600]

約数ペア:

[(1, 24979600), (2, 12489800), (4, 6244900), (5, 4995920), (8, 3122450), (10, 2497960), (16, 1561225), (20, 1248980), (25, 999184), (40, 624490), (50, 499592), (80, 312245), (100, 249796), (197, 126800), (200, 124898), (317, 78800), (394, 63400), (400, 62449), (634, 39400), (788, 31700), (985, 25360), (1268, 19700), (1576, 15850), (1585, 15760), (1970, 12680), (2536, 9850), (3152, 7925), (3170, 7880), (3940, 6340), (4925, 5072)]