79993870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17737}}^1$

素因数の和:17796

約数の個数: 32

約数和(自身を含む): 160919136

約数和(自身を除く): 80925266

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 17737, 35474, 88685, 177370, 195107, 390214, 727217, 975535, 1454434, 1951070, 3636085, 7272170, 7999387, 15998774, 39996935, 79993870]

約数ペア:

[(1, 79993870), (2, 39996935), (5, 15998774), (10, 7999387), (11, 7272170), (22, 3636085), (41, 1951070), (55, 1454434), (82, 975535), (110, 727217), (205, 390214), (410, 195107), (451, 177370), (902, 88685), (2255, 35474), (4510, 17737)]