81608110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{114941}}^1$

素因数の和:115019

約数の個数: 16

約数和(自身を含む): 148964832

約数和(自身を除く): 67356722

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 114941, 229882, 574705, 1149410, 8160811, 16321622, 40804055, 81608110]

約数ペア:

[(1, 81608110), (2, 40804055), (5, 16321622), (10, 8160811), (71, 1149410), (142, 574705), (355, 229882), (710, 114941)]