78806815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{15199}}^1$

素因数の和:15282

約数の個数: 16

約数和(自身を含む): 101779200

約数和(自身を除く): 22972385

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 15199, 75995, 258383, 927139, 1291915, 4635695, 15761363, 78806815]

約数ペア:

[(1, 78806815), (5, 15761363), (17, 4635695), (61, 1291915), (85, 927139), (305, 258383), (1037, 75995), (5185, 15199)]