78322540

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{10499}}^1$

素因数の和:10881

約数の個数: 24

約数和(自身を含む): 164934000

約数和(自身を除く): 86611460

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 7460, 10499, 20998, 41996, 52495, 104990, 209980, 3916127, 7832254, 15664508, 19580635, 39161270, 78322540]

約数ペア:

[(1, 78322540), (2, 39161270), (4, 19580635), (5, 15664508), (10, 7832254), (20, 3916127), (373, 209980), (746, 104990), (1492, 52495), (1865, 41996), (3730, 20998), (7460, 10499)]