80297648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264137}}^1$

素因数の和:264164

約数の個数: 20

約数和(自身を含む): 163765560

約数和(自身を除く): 83467912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264137, 528274, 1056548, 2113096, 4226192, 5018603, 10037206, 20074412, 40148824, 80297648]

約数ペア:

[(1, 80297648), (2, 40148824), (4, 20074412), (8, 10037206), (16, 5018603), (19, 4226192), (38, 2113096), (76, 1056548), (152, 528274), (304, 264137)]