131148040

素因数分解:

$2^3\times 5^1\times {\mathrm{3278701}}^1$

素因数の和:3278712

約数の個数: 16

約数和(自身を含む): 295083180

約数和(自身を除く): 163935140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3278701, 6557402, 13114804, 16393505, 26229608, 32787010, 65574020, 131148040]

約数ペア:

[(1, 131148040), (2, 65574020), (4, 32787010), (5, 26229608), (8, 16393505), (10, 13114804), (20, 6557402), (40, 3278701)]