81290776

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39233}}^1$

素因数の和:39283

約数の個数: 32

約数和(自身を含む): 178907040

約数和(自身を除く): 97616264

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 39233, 78466, 156932, 274631, 313864, 549262, 1098524, 1451621, 2197048, 2903242, 5806484, 10161347, 11612968, 20322694, 40645388, 81290776]

約数ペア:

[(1, 81290776), (2, 40645388), (4, 20322694), (7, 11612968), (8, 10161347), (14, 5806484), (28, 2903242), (37, 2197048), (56, 1451621), (74, 1098524), (148, 549262), (259, 313864), (296, 274631), (518, 156932), (1036, 78466), (2072, 39233)]