81156072

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 207567360

約数和(自身を除く): 126411288

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 131, 166, 249, 262, 311, 332, 393, 498, 524, 622, 664, 786, 933, 996, 1048, 1244, 1572, 1866, 1992, 2488, 3144, 3732, 7464, 10873, 21746, 25813, 32619, 40741, 43492, 51626, 65238, 77439, 81482, 86984, 103252, 122223, 130476, 154878, 162964, 206504, 244446, 260952, 309756, 325928, 488892, 619512, 977784, 3381503, 6763006, 10144509, 13526012, 20289018, 27052024, 40578036, 81156072]

約数ペア:

[(1, 81156072), (2, 40578036), (3, 27052024), (4, 20289018), (6, 13526012), (8, 10144509), (12, 6763006), (24, 3381503), (83, 977784), (131, 619512), (166, 488892), (249, 325928), (262, 309756), (311, 260952), (332, 244446), (393, 206504), (498, 162964), (524, 154878), (622, 130476), (664, 122223), (786, 103252), (933, 86984), (996, 81482), (1048, 77439), (1244, 65238), (1572, 51626), (1866, 43492), (1992, 40741), (2488, 32619), (3144, 25813), (3732, 21746), (7464, 10873)]