668829184

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:583

約数の個数: 80

約数和(自身を含む): 1417878000

約数和(自身を除く): 749048816

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 197, 256, 304, 349, 394, 512, 608, 698, 788, 1216, 1396, 1576, 2432, 2792, 3152, 3743, 4864, 5584, 6304, 6631, 7486, 9728, 11168, 12608, 13262, 14972, 22336, 25216, 26524, 29944, 44672, 50432, 53048, 59888, 68753, 89344, 100864, 106096, 119776, 137506, 178688, 212192, 239552, 275012, 424384, 479104, 550024, 848768, 958208, 1100048, 1306307, 1697536, 1916416, 2200096, 2612614, 3395072, 4400192, 5225228, 8800384, 10450456, 17600768, 20900912, 35201536, 41801824, 83603648, 167207296, 334414592, 668829184]

約数ペア:

[(1, 668829184), (2, 334414592), (4, 167207296), (8, 83603648), (16, 41801824), (19, 35201536), (32, 20900912), (38, 17600768), (64, 10450456), (76, 8800384), (128, 5225228), (152, 4400192), (197, 3395072), (256, 2612614), (304, 2200096), (349, 1916416), (394, 1697536), (512, 1306307), (608, 1100048), (698, 958208), (788, 848768), (1216, 550024), (1396, 479104), (1576, 424384), (2432, 275012), (2792, 239552), (3152, 212192), (3743, 178688), (4864, 137506), (5584, 119776), (6304, 106096), (6631, 100864), (7486, 89344), (9728, 68753), (11168, 59888), (12608, 53048), (13262, 50432), (14972, 44672), (22336, 29944), (25216, 26524)]