25451915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5147}}^1$

素因数の和:5218

約数の個数: 16

約数和(自身を含む): 32617728

約数和(自身を除く): 7165813

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 5147, 25735, 118381, 221321, 591905, 1106605, 5090383, 25451915]

約数ペア:

[(1, 25451915), (5, 5090383), (23, 1106605), (43, 591905), (115, 221321), (215, 118381), (989, 25735), (4945, 5147)]