50870000

素因数分解:

$2^4\times 5^4\times {\mathrm{5087}}^1$

素因数の和:5115

約数の個数: 50

約数和(自身を含む): 123185568

約数和(自身を除く): 72315568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 5087, 10000, 10174, 20348, 25435, 40696, 50870, 81392, 101740, 127175, 203480, 254350, 406960, 508700, 635875, 1017400, 1271750, 2034800, 2543500, 3179375, 5087000, 6358750, 10174000, 12717500, 25435000, 50870000]

約数ペア:

[(1, 50870000), (2, 25435000), (4, 12717500), (5, 10174000), (8, 6358750), (10, 5087000), (16, 3179375), (20, 2543500), (25, 2034800), (40, 1271750), (50, 1017400), (80, 635875), (100, 508700), (125, 406960), (200, 254350), (250, 203480), (400, 127175), (500, 101740), (625, 81392), (1000, 50870), (1250, 40696), (2000, 25435), (2500, 20348), (5000, 10174), (5087, 10000)]