25977275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3217}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 35912880

約数和(自身を除く): 9935605

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 3217, 8075, 16085, 54689, 61123, 80425, 273445, 305615, 1039091, 1367225, 1528075, 5195455, 25977275]

約数ペア:

[(1, 25977275), (5, 5195455), (17, 1528075), (19, 1367225), (25, 1039091), (85, 305615), (95, 273445), (323, 80425), (425, 61123), (475, 54689), (1615, 16085), (3217, 8075)]