82171430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2777}}^1$

素因数の和:3064

約数の個数: 32

約数和(自身を含む): 162012960

約数和(自身を除く): 79841530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 538, 1345, 2690, 2777, 2959, 5554, 5918, 13885, 14795, 27770, 29590, 30547, 61094, 152735, 305470, 747013, 1494026, 3735065, 7470130, 8217143, 16434286, 41085715, 82171430]

約数ペア:

[(1, 82171430), (2, 41085715), (5, 16434286), (10, 8217143), (11, 7470130), (22, 3735065), (55, 1494026), (110, 747013), (269, 305470), (538, 152735), (1345, 61094), (2690, 30547), (2777, 29590), (2959, 27770), (5554, 14795), (5918, 13885)]