90156230

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{21517}}^1$

素因数の和:21943

約数の個数: 16

約数和(自身を含む): 162676080

約数和(自身を除く): 72519850

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 21517, 43034, 107585, 215170, 9015623, 18031246, 45078115, 90156230]

約数ペア:

[(1, 90156230), (2, 45078115), (5, 18031246), (10, 9015623), (419, 215170), (838, 107585), (2095, 43034), (4190, 21517)]