71226560

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2281

約数の個数: 56

約数和(自身を含む): 171334176

約数和(自身を除く): 100107616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 2161, 3296, 4120, 4322, 6592, 8240, 8644, 10805, 16480, 17288, 21610, 32960, 34576, 43220, 69152, 86440, 138304, 172880, 222583, 345760, 445166, 691520, 890332, 1112915, 1780664, 2225830, 3561328, 4451660, 7122656, 8903320, 14245312, 17806640, 35613280, 71226560]

約数ペア:

[(1, 71226560), (2, 35613280), (4, 17806640), (5, 14245312), (8, 8903320), (10, 7122656), (16, 4451660), (20, 3561328), (32, 2225830), (40, 1780664), (64, 1112915), (80, 890332), (103, 691520), (160, 445166), (206, 345760), (320, 222583), (412, 172880), (515, 138304), (824, 86440), (1030, 69152), (1648, 43220), (2060, 34576), (2161, 32960), (3296, 21610), (4120, 17288), (4322, 16480), (6592, 10805), (8240, 8644)]