86898025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 113921280

約数和(自身を除く): 27023255

約数列:

[1, 5, 23, 25, 79, 115, 395, 575, 1817, 1913, 1975, 9085, 9565, 43999, 45425, 47825, 151127, 219995, 755635, 1099975, 3475921, 3778175, 17379605, 86898025]

約数ペア:

[(1, 86898025), (5, 17379605), (23, 3778175), (25, 3475921), (79, 1099975), (115, 755635), (395, 219995), (575, 151127), (1817, 47825), (1913, 45425), (1975, 43999), (9085, 9565)]