81599024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3089}}^1$

素因数の和:3237

約数の個数: 40

約数和(自身を含む): 171655680

約数和(自身を除く): 90056656

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3089, 3302, 6178, 6604, 12356, 13208, 24712, 26416, 40157, 49424, 80314, 160628, 321256, 392303, 642512, 784606, 1569212, 3138424, 5099939, 6276848, 10199878, 20399756, 40799512, 81599024]

約数ペア:

[(1, 81599024), (2, 40799512), (4, 20399756), (8, 10199878), (13, 6276848), (16, 5099939), (26, 3138424), (52, 1569212), (104, 784606), (127, 642512), (208, 392303), (254, 321256), (508, 160628), (1016, 80314), (1651, 49424), (2032, 40157), (3089, 26416), (3302, 24712), (6178, 13208), (6604, 12356)]