90149000

素因数分解:

$2^3\times 5^3\times {\mathrm{90149}}^1$

素因数の和:90170

約数の個数: 32

約数和(自身を含む): 210951000

約数和(自身を除く): 120802000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 90149, 180298, 360596, 450745, 721192, 901490, 1802980, 2253725, 3605960, 4507450, 9014900, 11268625, 18029800, 22537250, 45074500, 90149000]

約数ペア:

[(1, 90149000), (2, 45074500), (4, 22537250), (5, 18029800), (8, 11268625), (10, 9014900), (20, 4507450), (25, 3605960), (40, 2253725), (50, 1802980), (100, 901490), (125, 721192), (200, 450745), (250, 360596), (500, 180298), (1000, 90149)]