25379500

素因数分解:

$2^2\times 5^3\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 55927872

約数和(自身を除く): 30548372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 193, 250, 263, 386, 500, 526, 772, 965, 1052, 1315, 1930, 2630, 3860, 4825, 5260, 6575, 9650, 13150, 19300, 24125, 26300, 32875, 48250, 50759, 65750, 96500, 101518, 131500, 203036, 253795, 507590, 1015180, 1268975, 2537950, 5075900, 6344875, 12689750, 25379500]

約数ペア:

[(1, 25379500), (2, 12689750), (4, 6344875), (5, 5075900), (10, 2537950), (20, 1268975), (25, 1015180), (50, 507590), (100, 253795), (125, 203036), (193, 131500), (250, 101518), (263, 96500), (386, 65750), (500, 50759), (526, 48250), (772, 32875), (965, 26300), (1052, 24125), (1315, 19300), (1930, 13150), (2630, 9650), (3860, 6575), (4825, 5260)]