80772340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33377}}^1$

素因数の和:33408

約数の個数: 36

約数和(自身を含む): 186449508

約数和(自身を除く): 105677168

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 33377, 66754, 133508, 166885, 333770, 367147, 667540, 734294, 1468588, 1835735, 3671470, 4038617, 7342940, 8077234, 16154468, 20193085, 40386170, 80772340]

約数ペア:

[(1, 80772340), (2, 40386170), (4, 20193085), (5, 16154468), (10, 8077234), (11, 7342940), (20, 4038617), (22, 3671470), (44, 1835735), (55, 1468588), (110, 734294), (121, 667540), (220, 367147), (242, 333770), (484, 166885), (605, 133508), (1210, 66754), (2420, 33377)]