25126960

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{709}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 58634640

約数和(自身を除く): 33507680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 709, 886, 1418, 1772, 2215, 2836, 3544, 3545, 4430, 5672, 7088, 7090, 8860, 11344, 14180, 17720, 28360, 35440, 56720, 314087, 628174, 1256348, 1570435, 2512696, 3140870, 5025392, 6281740, 12563480, 25126960]

約数ペア:

[(1, 25126960), (2, 12563480), (4, 6281740), (5, 5025392), (8, 3140870), (10, 2512696), (16, 1570435), (20, 1256348), (40, 628174), (80, 314087), (443, 56720), (709, 35440), (886, 28360), (1418, 17720), (1772, 14180), (2215, 11344), (2836, 8860), (3544, 7090), (3545, 7088), (4430, 5672)]