89990608

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{106121}}^1$

素因数の和:106182

約数の個数: 20

約数和(自身を含む): 177648228

約数和(自身を除く): 87657620

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 106121, 212242, 424484, 848968, 1697936, 5624413, 11248826, 22497652, 44995304, 89990608]

約数ペア:

[(1, 89990608), (2, 44995304), (4, 22497652), (8, 11248826), (16, 5624413), (53, 1697936), (106, 848968), (212, 424484), (424, 212242), (848, 106121)]