87681325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2003}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 116296128

約数和(自身を除く): 28614803

約数列:

[1, 5, 17, 25, 85, 103, 425, 515, 1751, 2003, 2575, 8755, 10015, 34051, 43775, 50075, 170255, 206309, 851275, 1031545, 3507253, 5157725, 17536265, 87681325]

約数ペア:

[(1, 87681325), (5, 17536265), (17, 5157725), (25, 3507253), (85, 1031545), (103, 851275), (425, 206309), (515, 170255), (1751, 50075), (2003, 43775), (2575, 34051), (8755, 10015)]