81503856

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11551}}^1$

素因数の和:11579

約数の個数: 90

約数和(自身を含む): 265360992

約数和(自身を除く): 183857136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 11551, 23102, 34653, 46204, 69306, 80857, 92408, 103959, 138612, 161714, 184816, 207918, 242571, 277224, 323428, 415836, 485142, 554448, 565999, 646856, 727713, 831672, 970284, 1131998, 1293712, 1455426, 1663344, 1697997, 1940568, 2263996, 2910852, 3395994, 3881136, 4527992, 5093991, 5821704, 6791988, 9055984, 10187982, 11643408, 13583976, 20375964, 27167952, 40751928, 81503856]

約数ペア:

[(1, 81503856), (2, 40751928), (3, 27167952), (4, 20375964), (6, 13583976), (7, 11643408), (8, 10187982), (9, 9055984), (12, 6791988), (14, 5821704), (16, 5093991), (18, 4527992), (21, 3881136), (24, 3395994), (28, 2910852), (36, 2263996), (42, 1940568), (48, 1697997), (49, 1663344), (56, 1455426), (63, 1293712), (72, 1131998), (84, 970284), (98, 831672), (112, 727713), (126, 646856), (144, 565999), (147, 554448), (168, 485142), (196, 415836), (252, 323428), (294, 277224), (336, 242571), (392, 207918), (441, 184816), (504, 161714), (588, 138612), (784, 103959), (882, 92408), (1008, 80857), (1176, 69306), (1764, 46204), (2352, 34653), (3528, 23102), (7056, 11551)]