25871612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1279}}^1$

素因数の和:1685

約数の個数: 24

約数和(自身を含む): 48921600

約数和(自身を除く): 23049988

約数列:

[1, 2, 4, 13, 26, 52, 389, 778, 1279, 1556, 2558, 5057, 5116, 10114, 16627, 20228, 33254, 66508, 497531, 995062, 1990124, 6467903, 12935806, 25871612]

約数ペア:

[(1, 25871612), (2, 12935806), (4, 6467903), (13, 1990124), (26, 995062), (52, 497531), (389, 66508), (778, 33254), (1279, 20228), (1556, 16627), (2558, 10114), (5057, 5116)]