66401608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 154344960

約数和(自身を除く): 87943352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 197, 364, 394, 463, 728, 788, 926, 1379, 1576, 1852, 2561, 2758, 3241, 3704, 5122, 5516, 6019, 6482, 10244, 11032, 12038, 12964, 17927, 20488, 24076, 25928, 35854, 42133, 48152, 71708, 84266, 91211, 143416, 168532, 182422, 337064, 364844, 638477, 729688, 1185743, 1276954, 2371486, 2553908, 4742972, 5107816, 8300201, 9485944, 16600402, 33200804, 66401608]

約数ペア:

[(1, 66401608), (2, 33200804), (4, 16600402), (7, 9485944), (8, 8300201), (13, 5107816), (14, 4742972), (26, 2553908), (28, 2371486), (52, 1276954), (56, 1185743), (91, 729688), (104, 638477), (182, 364844), (197, 337064), (364, 182422), (394, 168532), (463, 143416), (728, 91211), (788, 84266), (926, 71708), (1379, 48152), (1576, 42133), (1852, 35854), (2561, 25928), (2758, 24076), (3241, 20488), (3704, 17927), (5122, 12964), (5516, 12038), (6019, 11032), (6482, 10244)]