1288891295968

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{1999}}^1\times {\mathrm{147073}}^1$

素因数の和:149219

約数の個数: 48

約数和(自身を含む): 2557322712000

約数和(自身を除く): 1268431416032

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 1999, 2192, 3998, 4384, 7996, 15992, 31984, 63968, 147073, 273863, 294146, 547726, 588292, 1095452, 1176584, 2190904, 2353168, 4381808, 4706336, 8763616, 20149001, 40298002, 80596004, 161192008, 293998927, 322384016, 587997854, 644768032, 1175995708, 2351991416, 4703982832, 9407965664, 40277852999, 80555705998, 161111411996, 322222823992, 644445647984, 1288891295968]

約数ペア:

[(1, 1288891295968), (2, 644445647984), (4, 322222823992), (8, 161111411996), (16, 80555705998), (32, 40277852999), (137, 9407965664), (274, 4703982832), (548, 2351991416), (1096, 1175995708), (1999, 644768032), (2192, 587997854), (3998, 322384016), (4384, 293998927), (7996, 161192008), (15992, 80596004), (31984, 40298002), (63968, 20149001), (147073, 8763616), (273863, 4706336), (294146, 4381808), (547726, 2353168), (588292, 2190904), (1095452, 1176584)]