61728290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1409}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 120098160

約数和(自身を除く): 58369870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1409, 1685, 2818, 3370, 4381, 7045, 8762, 14090, 18317, 21905, 36634, 43810, 91585, 183170, 474833, 949666, 2374165, 4748330, 6172829, 12345658, 30864145, 61728290]

約数ペア:

[(1, 61728290), (2, 30864145), (5, 12345658), (10, 6172829), (13, 4748330), (26, 2374165), (65, 949666), (130, 474833), (337, 183170), (674, 91585), (1409, 43810), (1685, 36634), (2818, 21905), (3370, 18317), (4381, 14090), (7045, 8762)]