80897285

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{5413}}^1$

素因数の和:5493

約数の個数: 24

約数和(自身を含む): 114798456

約数和(自身を除く): 33901171

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 5413, 14945, 27065, 37891, 189455, 265237, 330193, 1326185, 1650965, 2311351, 11556755, 16179457, 80897285]

約数ペア:

[(1, 80897285), (5, 16179457), (7, 11556755), (35, 2311351), (49, 1650965), (61, 1326185), (245, 330193), (305, 265237), (427, 189455), (2135, 37891), (2989, 27065), (5413, 14945)]