51866764990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 95434070400

約数和(自身を除く): 43567305410

約数列:

[1, 2, 5, 10, 73, 146, 199, 365, 398, 557, 641, 730, 995, 1114, 1282, 1990, 2785, 3205, 5570, 6410, 14527, 29054, 40661, 46793, 72635, 81322, 93586, 110843, 127559, 145270, 203305, 221686, 233965, 255118, 357037, 406610, 467930, 554215, 637795, 714074, 1108430, 1275590, 1785185, 3570370, 8091539, 9311807, 16183078, 18623614, 26063701, 40457695, 46559035, 52127402, 71050363, 80915390, 93118070, 130318505, 142100726, 260637010, 355251815, 710503630, 5186676499, 10373352998, 25933382495, 51866764990]

約数ペア:

[(1, 51866764990), (2, 25933382495), (5, 10373352998), (10, 5186676499), (73, 710503630), (146, 355251815), (199, 260637010), (365, 142100726), (398, 130318505), (557, 93118070), (641, 80915390), (730, 71050363), (995, 52127402), (1114, 46559035), (1282, 40457695), (1990, 26063701), (2785, 18623614), (3205, 16183078), (5570, 9311807), (6410, 8091539), (14527, 3570370), (29054, 1785185), (40661, 1275590), (46793, 1108430), (72635, 714074), (81322, 637795), (93586, 554215), (110843, 467930), (127559, 406610), (145270, 357037), (203305, 255118), (221686, 233965)]