809201488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{4027}}^1$

素因数の和:4715

約数の個数: 40

約数和(自身を含む): 1653252320

約数和(自身を除く): 844050832

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 661, 1322, 2644, 4027, 5288, 8054, 10576, 12559, 16108, 25118, 32216, 50236, 64432, 76513, 100472, 153026, 200944, 306052, 612104, 1224208, 2661847, 5323694, 10647388, 21294776, 42589552, 50575093, 101150186, 202300372, 404600744, 809201488]

約数ペア:

[(1, 809201488), (2, 404600744), (4, 202300372), (8, 101150186), (16, 50575093), (19, 42589552), (38, 21294776), (76, 10647388), (152, 5323694), (304, 2661847), (661, 1224208), (1322, 612104), (2644, 306052), (4027, 200944), (5288, 153026), (8054, 100472), (10576, 76513), (12559, 64432), (16108, 50236), (25118, 32216)]