78891530

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{3923}}^1$

素因数の和:5941

約数の個数: 16

約数和(自身を含む): 142111584

約数和(自身を除く): 63220054

約数列:

[1, 2, 5, 10, 2011, 3923, 4022, 7846, 10055, 19615, 20110, 39230, 7889153, 15778306, 39445765, 78891530]

約数ペア:

[(1, 78891530), (2, 39445765), (5, 15778306), (10, 7889153), (2011, 39230), (3923, 20110), (4022, 19615), (7846, 10055)]