66218512

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 131269376

約数和(自身を除く): 65050864

約数列:

[1, 2, 4, 8, 16, 67, 134, 223, 268, 277, 446, 536, 554, 892, 1072, 1108, 1784, 2216, 3568, 4432, 14941, 18559, 29882, 37118, 59764, 61771, 74236, 119528, 123542, 148472, 239056, 247084, 296944, 494168, 988336, 4138657, 8277314, 16554628, 33109256, 66218512]

約数ペア:

[(1, 66218512), (2, 33109256), (4, 16554628), (8, 8277314), (16, 4138657), (67, 988336), (134, 494168), (223, 296944), (268, 247084), (277, 239056), (446, 148472), (536, 123542), (554, 119528), (892, 74236), (1072, 61771), (1108, 59764), (1784, 37118), (2216, 29882), (3568, 18559), (4432, 14941)]