20199041275

素因数分解:

$5^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{267803}}^1$

素因数の和:268251

約数の個数: 24

約数和(自身を含む): 28691449344

約数和(自身を除く): 8492408069

約数列:

[1, 5, 7, 25, 35, 175, 431, 2155, 3017, 10775, 15085, 75425, 267803, 1339015, 1874621, 6695075, 9373105, 46865525, 115423093, 577115465, 807961651, 2885577325, 4039808255, 20199041275]

約数ペア:

[(1, 20199041275), (5, 4039808255), (7, 2885577325), (25, 807961651), (35, 577115465), (175, 115423093), (431, 46865525), (2155, 9373105), (3017, 6695075), (10775, 1874621), (15085, 1339015), (75425, 267803)]