81307072

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2357}}^1$

素因数の和:2394

約数の個数: 84

約数和(自身を含む): 204834744

約数和(自身を除く): 123527672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 448, 539, 616, 704, 784, 1078, 1232, 1568, 2156, 2357, 2464, 3136, 4312, 4714, 4928, 8624, 9428, 16499, 17248, 18856, 25927, 32998, 34496, 37712, 51854, 65996, 75424, 103708, 115493, 131992, 150848, 181489, 207416, 230986, 263984, 362978, 414832, 461972, 527968, 725956, 829664, 923944, 1055936, 1270423, 1451912, 1659328, 1847888, 2540846, 2903824, 3695776, 5081692, 5807648, 7391552, 10163384, 11615296, 20326768, 40653536, 81307072]

約数ペア:

[(1, 81307072), (2, 40653536), (4, 20326768), (7, 11615296), (8, 10163384), (11, 7391552), (14, 5807648), (16, 5081692), (22, 3695776), (28, 2903824), (32, 2540846), (44, 1847888), (49, 1659328), (56, 1451912), (64, 1270423), (77, 1055936), (88, 923944), (98, 829664), (112, 725956), (154, 527968), (176, 461972), (196, 414832), (224, 362978), (308, 263984), (352, 230986), (392, 207416), (448, 181489), (539, 150848), (616, 131992), (704, 115493), (784, 103708), (1078, 75424), (1232, 65996), (1568, 51854), (2156, 37712), (2357, 34496), (2464, 32998), (3136, 25927), (4312, 18856), (4714, 17248), (4928, 16499), (8624, 9428)]