81515864

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{461}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 165155760

約数和(自身を除く): 83639896

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 461, 713, 922, 961, 1426, 1844, 1922, 2852, 3688, 3844, 5704, 7688, 10603, 14291, 21206, 22103, 28582, 42412, 44206, 57164, 84824, 88412, 114328, 176824, 328693, 443021, 657386, 886042, 1314772, 1772084, 2629544, 3544168, 10189483, 20378966, 40757932, 81515864]

約数ペア:

[(1, 81515864), (2, 40757932), (4, 20378966), (8, 10189483), (23, 3544168), (31, 2629544), (46, 1772084), (62, 1314772), (92, 886042), (124, 657386), (184, 443021), (248, 328693), (461, 176824), (713, 114328), (922, 88412), (961, 84824), (1426, 57164), (1844, 44206), (1922, 42412), (2852, 28582), (3688, 22103), (3844, 21206), (5704, 14291), (7688, 10603)]