78877130

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{11933}}^1$

素因数の和:12601

約数の個数: 16

約数和(自身を含む): 142205544

約数和(自身を除く): 63328414

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 11933, 23866, 59665, 119330, 7887713, 15775426, 39438565, 78877130]

約数ペア:

[(1, 78877130), (2, 39438565), (5, 15775426), (10, 7887713), (661, 119330), (1322, 59665), (3305, 23866), (6610, 11933)]