100804078780

素因数分解:

$2^2\times 5^1\times {\mathrm{5040203939}}^1$

素因数の和:5040203948

約数の個数: 12

約数和(自身を含む): 211688565480

約数和(自身を除く): 110884486700

約数列:

[1, 2, 4, 5, 10, 20, 5040203939, 10080407878, 20160815756, 25201019695, 50402039390, 100804078780]

約数ペア:

[(1, 100804078780), (2, 50402039390), (4, 25201019695), (5, 20160815756), (10, 10080407878), (20, 5040203939)]