87669905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17729}}^1$

素因数の和:17800

約数の個数: 16

約数和(自身を含む): 112337280

約数和(自身を除く): 24667375

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 17729, 88645, 407767, 762347, 2038835, 3811735, 17533981, 87669905]

約数ペア:

[(1, 87669905), (5, 17533981), (23, 3811735), (43, 2038835), (115, 762347), (215, 407767), (989, 88645), (4945, 17729)]