66182540

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{39869}}^1$

素因数の和:39961

約数の個数: 24

約数和(自身を含む): 140661360

約数和(自身を除く): 74478820

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 39869, 79738, 159476, 199345, 398690, 797380, 3309127, 6618254, 13236508, 16545635, 33091270, 66182540]

約数ペア:

[(1, 66182540), (2, 33091270), (4, 16545635), (5, 13236508), (10, 6618254), (20, 3309127), (83, 797380), (166, 398690), (332, 199345), (415, 159476), (830, 79738), (1660, 39869)]