25805135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{73}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 33593040

約数和(自身を除く): 7787905

約数列:

[1, 5, 19, 61, 73, 95, 305, 365, 1159, 1387, 3721, 4453, 5795, 6935, 18605, 22265, 70699, 84607, 271633, 353495, 423035, 1358165, 5161027, 25805135]

約数ペア:

[(1, 25805135), (5, 5161027), (19, 1358165), (61, 423035), (73, 353495), (95, 271633), (305, 84607), (365, 70699), (1159, 22265), (1387, 18605), (3721, 6935), (4453, 5795)]