87200

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1$

素因数の和:129

約数の個数: 36

約数和(自身を含む): 214830

約数和(自身を除く): 127630

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 545, 800, 872, 1090, 1744, 2180, 2725, 3488, 4360, 5450, 8720, 10900, 17440, 21800, 43600, 87200]

約数ペア:

[(1, 87200), (2, 43600), (4, 21800), (5, 17440), (8, 10900), (10, 8720), (16, 5450), (20, 4360), (25, 3488), (32, 2725), (40, 2180), (50, 1744), (80, 1090), (100, 872), (109, 800), (160, 545), (200, 436), (218, 400)]