38657500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{47}}^2$

素因数の和:125

約数の個数: 90

約数和(自身を含む): 98712152

約数和(自身を除く): 60054652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 125, 140, 175, 188, 235, 250, 329, 350, 470, 500, 625, 658, 700, 875, 940, 1175, 1250, 1316, 1645, 1750, 2209, 2350, 2500, 3290, 3500, 4375, 4418, 4700, 5875, 6580, 8225, 8750, 8836, 11045, 11750, 15463, 16450, 17500, 22090, 23500, 29375, 30926, 32900, 41125, 44180, 55225, 58750, 61852, 77315, 82250, 110450, 117500, 154630, 164500, 205625, 220900, 276125, 309260, 386575, 411250, 552250, 773150, 822500, 1104500, 1380625, 1546300, 1932875, 2761250, 3865750, 5522500, 7731500, 9664375, 19328750, 38657500]

約数ペア:

[(1, 38657500), (2, 19328750), (4, 9664375), (5, 7731500), (7, 5522500), (10, 3865750), (14, 2761250), (20, 1932875), (25, 1546300), (28, 1380625), (35, 1104500), (47, 822500), (50, 773150), (70, 552250), (94, 411250), (100, 386575), (125, 309260), (140, 276125), (175, 220900), (188, 205625), (235, 164500), (250, 154630), (329, 117500), (350, 110450), (470, 82250), (500, 77315), (625, 61852), (658, 58750), (700, 55225), (875, 44180), (940, 41125), (1175, 32900), (1250, 30926), (1316, 29375), (1645, 23500), (1750, 22090), (2209, 17500), (2350, 16450), (2500, 15463), (3290, 11750), (3500, 11045), (4375, 8836), (4418, 8750), (4700, 8225), (5875, 6580)]