80673008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1949}}^1$

素因数の和:2169

約数の個数: 40

約数和(自身を含む): 169260000

約数和(自身を除く): 88586992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 199, 208, 398, 796, 1592, 1949, 2587, 3184, 3898, 5174, 7796, 10348, 15592, 20696, 25337, 31184, 41392, 50674, 101348, 202696, 387851, 405392, 775702, 1551404, 3102808, 5042063, 6205616, 10084126, 20168252, 40336504, 80673008]

約数ペア:

[(1, 80673008), (2, 40336504), (4, 20168252), (8, 10084126), (13, 6205616), (16, 5042063), (26, 3102808), (52, 1551404), (104, 775702), (199, 405392), (208, 387851), (398, 202696), (796, 101348), (1592, 50674), (1949, 41392), (2587, 31184), (3184, 25337), (3898, 20696), (5174, 15592), (7796, 10348)]