20169275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5011}}^1$

素因数の和:5051

約数の個数: 24

約数和(自身を含む): 29831424

約数和(自身を除く): 9662149

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 5011, 25055, 35077, 115253, 125275, 175385, 576265, 806771, 876925, 2881325, 4033855, 20169275]

約数ペア:

[(1, 20169275), (5, 4033855), (7, 2881325), (23, 876925), (25, 806771), (35, 576265), (115, 175385), (161, 125275), (175, 115253), (575, 35077), (805, 25055), (4025, 5011)]