1345168760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{20369}}^1$

素因数の和:20520

約数の個数: 64

約数和(自身を含む): 3285273600

約数和(自身を除く): 1940104840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 5080, 6604, 8255, 13208, 16510, 20369, 33020, 40738, 66040, 81476, 101845, 162952, 203690, 264797, 407380, 529594, 814760, 1059188, 1323985, 2118376, 2586863, 2647970, 5173726, 5295940, 10347452, 10591880, 12934315, 20694904, 25868630, 33629219, 51737260, 67258438, 103474520, 134516876, 168146095, 269033752, 336292190, 672584380, 1345168760]

約数ペア:

[(1, 1345168760), (2, 672584380), (4, 336292190), (5, 269033752), (8, 168146095), (10, 134516876), (13, 103474520), (20, 67258438), (26, 51737260), (40, 33629219), (52, 25868630), (65, 20694904), (104, 12934315), (127, 10591880), (130, 10347452), (254, 5295940), (260, 5173726), (508, 2647970), (520, 2586863), (635, 2118376), (1016, 1323985), (1270, 1059188), (1651, 814760), (2540, 529594), (3302, 407380), (5080, 264797), (6604, 203690), (8255, 162952), (13208, 101845), (16510, 81476), (20369, 66040), (33020, 40738)]