77981992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{52127}}^1$

素因数の和:52161

約数の個数: 32

約数和(自身を含む): 168894720

約数和(自身を除く): 90912728

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 52127, 104254, 208508, 417016, 573397, 886159, 1146794, 1772318, 2293588, 3544636, 4587176, 7089272, 9747749, 19495498, 38990996, 77981992]

約数ペア:

[(1, 77981992), (2, 38990996), (4, 19495498), (8, 9747749), (11, 7089272), (17, 4587176), (22, 3544636), (34, 2293588), (44, 1772318), (68, 1146794), (88, 886159), (136, 573397), (187, 417016), (374, 208508), (748, 104254), (1496, 52127)]