81152530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197933}}^1$

素因数の和:197981

約数の個数: 16

約数和(自身を含む): 149638104

約数和(自身を除く): 68485574

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 197933, 395866, 989665, 1979330, 8115253, 16230506, 40576265, 81152530]

約数ペア:

[(1, 81152530), (2, 40576265), (5, 16230506), (10, 8115253), (41, 1979330), (82, 989665), (205, 395866), (410, 197933)]