80722730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{66713}}^1$

素因数の和:66742

約数の個数: 24

約数和(自身を含む): 159713316

約数和(自身を除く): 78990586

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 66713, 133426, 333565, 667130, 733843, 1467686, 3669215, 7338430, 8072273, 16144546, 40361365, 80722730]

約数ペア:

[(1, 80722730), (2, 40361365), (5, 16144546), (10, 8072273), (11, 7338430), (22, 3669215), (55, 1467686), (110, 733843), (121, 667130), (242, 333565), (605, 133426), (1210, 66713)]