66178528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 141084720

約数和(自身を除く): 74906192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 257, 416, 514, 619, 1028, 1238, 2056, 2476, 3341, 4112, 4952, 6682, 8047, 8224, 9904, 13364, 16094, 19808, 26728, 32188, 53456, 64376, 106912, 128752, 159083, 257504, 318166, 636332, 1272664, 2068079, 2545328, 4136158, 5090656, 8272316, 16544632, 33089264, 66178528]

約数ペア:

[(1, 66178528), (2, 33089264), (4, 16544632), (8, 8272316), (13, 5090656), (16, 4136158), (26, 2545328), (32, 2068079), (52, 1272664), (104, 636332), (208, 318166), (257, 257504), (416, 159083), (514, 128752), (619, 106912), (1028, 64376), (1238, 53456), (2056, 32188), (2476, 26728), (3341, 19808), (4112, 16094), (4952, 13364), (6682, 9904), (8047, 8224)]