81497104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{839}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 170614080

約数和(自身を除く): 89116976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 467, 839, 934, 1678, 1868, 3356, 3736, 6071, 6712, 7472, 10907, 12142, 13424, 21814, 24284, 43628, 48568, 87256, 97136, 174512, 391813, 783626, 1567252, 3134504, 5093569, 6269008, 10187138, 20374276, 40748552, 81497104]

約数ペア:

[(1, 81497104), (2, 40748552), (4, 20374276), (8, 10187138), (13, 6269008), (16, 5093569), (26, 3134504), (52, 1567252), (104, 783626), (208, 391813), (467, 174512), (839, 97136), (934, 87256), (1678, 48568), (1868, 43628), (3356, 24284), (3736, 21814), (6071, 13424), (6712, 12142), (7472, 10907)]