64759955

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 84827088

約数和(自身を除く): 20067133

約数列:

[1, 5, 13, 65, 169, 173, 443, 845, 865, 2215, 2249, 5759, 11245, 28795, 29237, 74867, 76639, 146185, 374335, 383195, 996307, 4981535, 12951991, 64759955]

約数ペア:

[(1, 64759955), (5, 12951991), (13, 4981535), (65, 996307), (169, 383195), (173, 374335), (443, 146185), (845, 76639), (865, 74867), (2215, 29237), (2249, 28795), (5759, 11245)]