204685048

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4049}}^1$

素因数の和:4215

約数の個数: 32

約数和(自身を含む): 393660000

約数和(自身を除く): 188974952

約数列:

[1, 2, 4, 8, 71, 89, 142, 178, 284, 356, 568, 712, 4049, 6319, 8098, 12638, 16196, 25276, 32392, 50552, 287479, 360361, 574958, 720722, 1149916, 1441444, 2299832, 2882888, 25585631, 51171262, 102342524, 204685048]

約数ペア:

[(1, 204685048), (2, 102342524), (4, 51171262), (8, 25585631), (71, 2882888), (89, 2299832), (142, 1441444), (178, 1149916), (284, 720722), (356, 574958), (568, 360361), (712, 287479), (4049, 50552), (6319, 32392), (8098, 25276), (12638, 16196)]