47870000

素因数分解:

$2^4\times 5^4\times {\mathrm{4787}}^1$

素因数の和:4815

約数の個数: 50

約数和(自身を含む): 115922268

約数和(自身を除く): 68052268

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, 4787, 5000, 9574, 10000, 19148, 23935, 38296, 47870, 76592, 95740, 119675, 191480, 239350, 382960, 478700, 598375, 957400, 1196750, 1914800, 2393500, 2991875, 4787000, 5983750, 9574000, 11967500, 23935000, 47870000]

約数ペア:

[(1, 47870000), (2, 23935000), (4, 11967500), (5, 9574000), (8, 5983750), (10, 4787000), (16, 2991875), (20, 2393500), (25, 1914800), (40, 1196750), (50, 957400), (80, 598375), (100, 478700), (125, 382960), (200, 239350), (250, 191480), (400, 119675), (500, 95740), (625, 76592), (1000, 47870), (1250, 38296), (2000, 23935), (2500, 19148), (4787, 10000), (5000, 9574)]