68885695

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 83825280

約数和(自身を除く): 14939585

約数列:

[1, 5, 131, 251, 419, 655, 1255, 2095, 32881, 54889, 105169, 164405, 274445, 525845, 13777139, 68885695]

約数ペア:

[(1, 68885695), (5, 13777139), (131, 525845), (251, 274445), (419, 164405), (655, 105169), (1255, 54889), (2095, 32881)]