66915910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20717}}^1$

素因数の和:20760

約数の個数: 32

約数和(自身を含む): 134252640

約数和(自身を除く): 67336730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 20717, 41434, 103585, 207170, 352189, 393623, 704378, 787246, 1760945, 1968115, 3521890, 3936230, 6691591, 13383182, 33457955, 66915910]

約数ペア:

[(1, 66915910), (2, 33457955), (5, 13383182), (10, 6691591), (17, 3936230), (19, 3521890), (34, 1968115), (38, 1760945), (85, 787246), (95, 704378), (170, 393623), (190, 352189), (323, 207170), (646, 103585), (1615, 41434), (3230, 20717)]