81764856

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12211}}^1$

素因数の和:12257

約数の個数: 64

約数和(自身を含む): 234470400

約数和(自身を除く): 152705544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 12211, 24422, 36633, 48844, 73266, 97688, 109899, 146532, 219798, 293064, 329697, 378541, 439596, 659394, 757082, 879192, 1135623, 1318788, 1514164, 2271246, 2637576, 3028328, 3406869, 4542492, 6813738, 9084984, 10220607, 13627476, 20441214, 27254952, 40882428, 81764856]

約数ペア:

[(1, 81764856), (2, 40882428), (3, 27254952), (4, 20441214), (6, 13627476), (8, 10220607), (9, 9084984), (12, 6813738), (18, 4542492), (24, 3406869), (27, 3028328), (31, 2637576), (36, 2271246), (54, 1514164), (62, 1318788), (72, 1135623), (93, 879192), (108, 757082), (124, 659394), (186, 439596), (216, 378541), (248, 329697), (279, 293064), (372, 219798), (558, 146532), (744, 109899), (837, 97688), (1116, 73266), (1674, 48844), (2232, 36633), (3348, 24422), (6696, 12211)]