81275936

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2857}}^1$

素因数の和:3001

約数の個数: 48

約数和(自身を含む): 184375296

約数和(自身を除く): 103099360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1016, 1778, 2032, 2857, 3556, 4064, 5714, 7112, 11428, 14224, 19999, 22856, 28448, 39998, 45712, 79996, 91424, 159992, 319984, 362839, 639968, 725678, 1451356, 2539873, 2902712, 5079746, 5805424, 10159492, 11610848, 20318984, 40637968, 81275936]

約数ペア:

[(1, 81275936), (2, 40637968), (4, 20318984), (7, 11610848), (8, 10159492), (14, 5805424), (16, 5079746), (28, 2902712), (32, 2539873), (56, 1451356), (112, 725678), (127, 639968), (224, 362839), (254, 319984), (508, 159992), (889, 91424), (1016, 79996), (1778, 45712), (2032, 39998), (2857, 28448), (3556, 22856), (4064, 19999), (5714, 14224), (7112, 11428)]