25328560

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2311}}^1$

素因数の和:2461

約数の個数: 40

約数和(自身を含む): 59344416

約数和(自身を除く): 34015856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2311, 2740, 4622, 5480, 9244, 10960, 11555, 18488, 23110, 36976, 46220, 92440, 184880, 316607, 633214, 1266428, 1583035, 2532856, 3166070, 5065712, 6332140, 12664280, 25328560]

約数ペア:

[(1, 25328560), (2, 12664280), (4, 6332140), (5, 5065712), (8, 3166070), (10, 2532856), (16, 1583035), (20, 1266428), (40, 633214), (80, 316607), (137, 184880), (274, 92440), (548, 46220), (685, 36976), (1096, 23110), (1370, 18488), (2192, 11555), (2311, 10960), (2740, 9244), (4622, 5480)]