205170865

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1\times {\mathrm{1453}}^1$

素因数の和:2400

約数の個数: 16

約数和(自身を含む): 254601216

約数和(自身を除く): 49430351

約数列:

[1, 5, 31, 155, 911, 1453, 4555, 7265, 28241, 45043, 141205, 225215, 1323683, 6618415, 41034173, 205170865]

約数ペア:

[(1, 205170865), (5, 41034173), (31, 6618415), (155, 1323683), (911, 225215), (1453, 141205), (4555, 45043), (7265, 28241)]