131965100

素因数分解:

$2^2\times 5^2\times {\mathrm{1319651}}^1$

素因数の和:1319665

約数の個数: 18

約数和(自身を含む): 286364484

約数和(自身を除く): 154399384

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1319651, 2639302, 5278604, 6598255, 13196510, 26393020, 32991275, 65982550, 131965100]

約数ペア:

[(1, 131965100), (2, 65982550), (4, 32991275), (5, 26393020), (10, 13196510), (20, 6598255), (25, 5278604), (50, 2639302), (100, 1319651)]