165823216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25717}}^1$

素因数の和:25769

約数の個数: 40

約数和(自身を含む): 357171584

約数和(自身を除く): 191348368

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 25717, 51434, 102868, 205736, 334321, 411472, 668642, 797227, 1337284, 1594454, 2674568, 3188908, 5349136, 6377816, 10363951, 12755632, 20727902, 41455804, 82911608, 165823216]

約数ペア:

[(1, 165823216), (2, 82911608), (4, 41455804), (8, 20727902), (13, 12755632), (16, 10363951), (26, 6377816), (31, 5349136), (52, 3188908), (62, 2674568), (104, 1594454), (124, 1337284), (208, 797227), (248, 668642), (403, 411472), (496, 334321), (806, 205736), (1612, 102868), (3224, 51434), (6448, 25717)]