81985064

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1201}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 186935040

約数和(自身を除く): 104949976

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 53, 56, 92, 106, 161, 184, 212, 322, 371, 424, 644, 742, 1201, 1219, 1288, 1484, 2402, 2438, 2968, 4804, 4876, 8407, 8533, 9608, 9752, 16814, 17066, 27623, 33628, 34132, 55246, 63653, 67256, 68264, 110492, 127306, 193361, 220984, 254612, 386722, 445571, 509224, 773444, 891142, 1464019, 1546888, 1782284, 2928038, 3564568, 5856076, 10248133, 11712152, 20496266, 40992532, 81985064]

約数ペア:

[(1, 81985064), (2, 40992532), (4, 20496266), (7, 11712152), (8, 10248133), (14, 5856076), (23, 3564568), (28, 2928038), (46, 1782284), (53, 1546888), (56, 1464019), (92, 891142), (106, 773444), (161, 509224), (184, 445571), (212, 386722), (322, 254612), (371, 220984), (424, 193361), (644, 127306), (742, 110492), (1201, 68264), (1219, 67256), (1288, 63653), (1484, 55246), (2402, 34132), (2438, 33628), (2968, 27623), (4804, 17066), (4876, 16814), (8407, 9752), (8533, 9608)]