81677856

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65447}}^1$

素因数の和:65473

約数の個数: 48

約数和(自身を含む): 230900544

約数和(自身を除く): 149222688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 65447, 130894, 196341, 261788, 392682, 523576, 785364, 850811, 1047152, 1570728, 1701622, 2094304, 2552433, 3141456, 3403244, 5104866, 6282912, 6806488, 10209732, 13612976, 20419464, 27225952, 40838928, 81677856]

約数ペア:

[(1, 81677856), (2, 40838928), (3, 27225952), (4, 20419464), (6, 13612976), (8, 10209732), (12, 6806488), (13, 6282912), (16, 5104866), (24, 3403244), (26, 3141456), (32, 2552433), (39, 2094304), (48, 1701622), (52, 1570728), (78, 1047152), (96, 850811), (104, 785364), (156, 523576), (208, 392682), (312, 261788), (416, 196341), (624, 130894), (1248, 65447)]