164310760

素因数分解:

$2^3\times 5^1\times {\mathrm{4107769}}^1$

素因数の和:4107780

約数の個数: 16

約数和(自身を含む): 369699300

約数和(自身を除く): 205388540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4107769, 8215538, 16431076, 20538845, 32862152, 41077690, 82155380, 164310760]

約数ペア:

[(1, 164310760), (2, 82155380), (4, 41077690), (5, 32862152), (8, 20538845), (10, 16431076), (20, 8215538), (40, 4107769)]