255300.00000000

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{66851}}^1$

素因数の和:66881

約数の個数: 18

約数和(自身を含む): 85637412

約数和(自身を除く): 40446136

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 66851, 133702, 267404, 869063, 1738126, 3476252, 11297819, 22595638, 45191276]

約数ペア:

[(1, 45191276), (2, 22595638), (4, 11297819), (13, 3476252), (26, 1738126), (52, 869063), (169, 267404), (338, 133702), (676, 66851)]