90668168

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{17681}}^1$

素因数の和:18328

約数の個数: 16

約数和(自身を含む): 170277660

約数和(自身を除く): 79609492

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 5128, 17681, 35362, 70724, 141448, 11333521, 22667042, 45334084, 90668168]

約数ペア:

[(1, 90668168), (2, 45334084), (4, 22667042), (8, 11333521), (641, 141448), (1282, 70724), (2564, 35362), (5128, 17681)]