131960680

素因数分解:

$2^3\times 5^1\times {\mathrm{3299017}}^1$

素因数の和:3299028

約数の個数: 16

約数和(自身を含む): 296911620

約数和(自身を除く): 164950940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3299017, 6598034, 13196068, 16495085, 26392136, 32990170, 65980340, 131960680]

約数ペア:

[(1, 131960680), (2, 65980340), (4, 32990170), (5, 26392136), (8, 16495085), (10, 13196068), (20, 6598034), (40, 3299017)]