28350475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 38153808

約数和(自身を除く): 9803333

約数列:

[1, 5, 17, 25, 41, 85, 205, 425, 697, 1025, 1627, 3485, 8135, 17425, 27659, 40675, 66707, 138295, 333535, 691475, 1134019, 1667675, 5670095, 28350475]

約数ペア:

[(1, 28350475), (5, 5670095), (17, 1667675), (25, 1134019), (41, 691475), (85, 333535), (205, 138295), (425, 66707), (697, 40675), (1025, 27659), (1627, 17425), (3485, 8135)]