66969310

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{26681}}^1$

素因数の和:26939

約数の個数: 16

約数和(自身を含む): 121029552

約数和(自身を除く): 54060242

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 26681, 53362, 133405, 266810, 6696931, 13393862, 33484655, 66969310]

約数ペア:

[(1, 66969310), (2, 33484655), (5, 13393862), (10, 6696931), (251, 266810), (502, 133405), (1255, 53362), (2510, 26681)]