80866736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{266009}}^1$

素因数の和:266036

約数の個数: 20

約数和(自身を含む): 164926200

約数和(自身を除く): 84059464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 266009, 532018, 1064036, 2128072, 4256144, 5054171, 10108342, 20216684, 40433368, 80866736]

約数ペア:

[(1, 80866736), (2, 40433368), (4, 20216684), (8, 10108342), (16, 5054171), (19, 4256144), (38, 2128072), (76, 1064036), (152, 532018), (304, 266009)]