89507540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4657}}^1$

素因数の和:4728

約数の個数: 36

約数和(自身を含む): 194266548

約数和(自身を除く): 104759008

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4657, 4805, 9314, 9610, 18628, 19220, 23285, 46570, 93140, 144367, 288734, 577468, 721835, 1443670, 2887340, 4475377, 8950754, 17901508, 22376885, 44753770, 89507540]

約数ペア:

[(1, 89507540), (2, 44753770), (4, 22376885), (5, 17901508), (10, 8950754), (20, 4475377), (31, 2887340), (62, 1443670), (124, 721835), (155, 577468), (310, 288734), (620, 144367), (961, 93140), (1922, 46570), (3844, 23285), (4657, 19220), (4805, 18628), (9314, 9610)]