20081006750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{498907}}^1$

素因数の和:498954

約数の個数: 64

約数和(自身を含む): 44829877248

約数和(自身を除く): 24748870498

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 125, 161, 175, 230, 250, 322, 350, 575, 805, 875, 1150, 1610, 1750, 2875, 4025, 5750, 8050, 20125, 40250, 498907, 997814, 2494535, 3492349, 4989070, 6984698, 11474861, 12472675, 17461745, 22949722, 24945350, 34923490, 57374305, 62363375, 80324027, 87308725, 114748610, 124726750, 160648054, 174617450, 286871525, 401620135, 436543625, 573743050, 803240270, 873087250, 1434357625, 2008100675, 2868715250, 4016201350, 10040503375, 20081006750]

約数ペア:

[(1, 20081006750), (2, 10040503375), (5, 4016201350), (7, 2868715250), (10, 2008100675), (14, 1434357625), (23, 873087250), (25, 803240270), (35, 573743050), (46, 436543625), (50, 401620135), (70, 286871525), (115, 174617450), (125, 160648054), (161, 124726750), (175, 114748610), (230, 87308725), (250, 80324027), (322, 62363375), (350, 57374305), (575, 34923490), (805, 24945350), (875, 22949722), (1150, 17461745), (1610, 12472675), (1750, 11474861), (2875, 6984698), (4025, 4989070), (5750, 3492349), (8050, 2494535), (20125, 997814), (40250, 498907)]