66999008

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:915

約数の個数: 48

約数和(自身を含む): 137549664

約数和(自身を除く): 70550656

約数列:

[1, 2, 4, 8, 16, 32, 37, 71, 74, 142, 148, 284, 296, 568, 592, 797, 1136, 1184, 1594, 2272, 2627, 3188, 5254, 6376, 10508, 12752, 21016, 25504, 29489, 42032, 56587, 58978, 84064, 113174, 117956, 226348, 235912, 452696, 471824, 905392, 943648, 1810784, 2093719, 4187438, 8374876, 16749752, 33499504, 66999008]

約数ペア:

[(1, 66999008), (2, 33499504), (4, 16749752), (8, 8374876), (16, 4187438), (32, 2093719), (37, 1810784), (71, 943648), (74, 905392), (142, 471824), (148, 452696), (284, 235912), (296, 226348), (568, 117956), (592, 113174), (797, 84064), (1136, 58978), (1184, 56587), (1594, 42032), (2272, 29489), (2627, 25504), (3188, 21016), (5254, 12752), (6376, 10508)]