49505000

素因数分解:

$2^3\times 5^4\times {\mathrm{9901}}^1$

素因数の和:9927

約数の個数: 40

約数和(自身を含む): 116001930

約数和(自身を除く): 66496930

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 9901, 19802, 39604, 49505, 79208, 99010, 198020, 247525, 396040, 495050, 990100, 1237625, 1980200, 2475250, 4950500, 6188125, 9901000, 12376250, 24752500, 49505000]

約数ペア:

[(1, 49505000), (2, 24752500), (4, 12376250), (5, 9901000), (8, 6188125), (10, 4950500), (20, 2475250), (25, 1980200), (40, 1237625), (50, 990100), (100, 495050), (125, 396040), (200, 247525), (250, 198020), (500, 99010), (625, 79208), (1000, 49505), (1250, 39604), (2500, 19802), (5000, 9901)]