81642912

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65419}}^1$

素因数の和:65445

約数の個数: 48

約数和(自身を含む): 230801760

約数和(自身を除く): 149158848

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, 65419, 130838, 196257, 261676, 392514, 523352, 785028, 850447, 1046704, 1570056, 1700894, 2093408, 2551341, 3140112, 3401788, 5102682, 6280224, 6803576, 10205364, 13607152, 20410728, 27214304, 40821456, 81642912]

約数ペア:

[(1, 81642912), (2, 40821456), (3, 27214304), (4, 20410728), (6, 13607152), (8, 10205364), (12, 6803576), (13, 6280224), (16, 5102682), (24, 3401788), (26, 3140112), (32, 2551341), (39, 2093408), (48, 1700894), (52, 1570056), (78, 1046704), (96, 850447), (104, 785028), (156, 523352), (208, 392514), (312, 261676), (416, 196257), (624, 130838), (1248, 65419)]