64450685

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 84787560

約数和(自身を除く): 20336875

約数列:

[1, 5, 13, 65, 89, 169, 445, 845, 857, 1157, 4285, 5785, 11141, 15041, 55705, 75205, 76273, 144833, 381365, 724165, 991549, 4957745, 12890137, 64450685]

約数ペア:

[(1, 64450685), (5, 12890137), (13, 4957745), (65, 991549), (89, 724165), (169, 381365), (445, 144833), (845, 76273), (857, 75205), (1157, 55705), (4285, 15041), (5785, 11141)]