870815648

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1605

約数の個数: 48

約数和(自身を含む): 1740572064

約数和(自身を除く): 869756416

約数列:

[1, 2, 4, 8, 16, 32, 107, 197, 214, 394, 428, 788, 856, 1291, 1576, 1712, 2582, 3152, 3424, 5164, 6304, 10328, 20656, 21079, 41312, 42158, 84316, 138137, 168632, 254327, 276274, 337264, 508654, 552548, 674528, 1017308, 1105096, 2034616, 2210192, 4069232, 4420384, 8138464, 27212989, 54425978, 108851956, 217703912, 435407824, 870815648]

約数ペア:

[(1, 870815648), (2, 435407824), (4, 217703912), (8, 108851956), (16, 54425978), (32, 27212989), (107, 8138464), (197, 4420384), (214, 4069232), (394, 2210192), (428, 2034616), (788, 1105096), (856, 1017308), (1291, 674528), (1576, 552548), (1712, 508654), (2582, 337264), (3152, 276274), (3424, 254327), (5164, 168632), (6304, 138137), (10328, 84316), (20656, 42158), (21079, 41312)]