51783485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{829}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 69231960

約数和(自身を除く): 17448475

約数列:

[1, 5, 13, 31, 65, 155, 403, 829, 961, 2015, 4145, 4805, 10777, 12493, 25699, 53885, 62465, 128495, 334087, 796669, 1670435, 3983345, 10356697, 51783485]

約数ペア:

[(1, 51783485), (5, 10356697), (13, 3983345), (31, 1670435), (65, 796669), (155, 334087), (403, 128495), (829, 62465), (961, 53885), (2015, 25699), (4145, 12493), (4805, 10777)]