80815588

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151909}}^1$

素因数の和:151939

約数の個数: 24

約数和(自身を含む): 170139200

約数和(自身を除く): 89323612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 151909, 303818, 607636, 1063363, 2126726, 2886271, 4253452, 5772542, 11545084, 20203897, 40407794, 80815588]

約数ペア:

[(1, 80815588), (2, 40407794), (4, 20203897), (7, 11545084), (14, 5772542), (19, 4253452), (28, 2886271), (38, 2126726), (76, 1063363), (133, 607636), (266, 303818), (532, 151909)]