80126684

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{165551}}^1$

素因数の和:165577

約数の個数: 18

約数和(自身を含む): 154128912

約数和(自身を除く): 74002228

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 165551, 331102, 662204, 1821061, 3642122, 7284244, 20031671, 40063342, 80126684]

約数ペア:

[(1, 80126684), (2, 40063342), (4, 20031671), (11, 7284244), (22, 3642122), (44, 1821061), (121, 662204), (242, 331102), (484, 165551)]