81487344

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2446

約数の個数: 80

約数和(自身を含む): 226842624

約数和(自身を除く): 145355280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 46, 48, 62, 69, 92, 93, 124, 138, 184, 186, 248, 276, 368, 372, 496, 552, 713, 744, 1104, 1426, 1488, 2139, 2381, 2852, 4278, 4762, 5704, 7143, 8556, 9524, 11408, 14286, 17112, 19048, 28572, 34224, 38096, 54763, 57144, 73811, 109526, 114288, 147622, 164289, 219052, 221433, 295244, 328578, 438104, 442866, 590488, 657156, 876208, 885732, 1180976, 1314312, 1697653, 1771464, 2628624, 3395306, 3542928, 5092959, 6790612, 10185918, 13581224, 20371836, 27162448, 40743672, 81487344]

約数ペア:

[(1, 81487344), (2, 40743672), (3, 27162448), (4, 20371836), (6, 13581224), (8, 10185918), (12, 6790612), (16, 5092959), (23, 3542928), (24, 3395306), (31, 2628624), (46, 1771464), (48, 1697653), (62, 1314312), (69, 1180976), (92, 885732), (93, 876208), (124, 657156), (138, 590488), (184, 442866), (186, 438104), (248, 328578), (276, 295244), (368, 221433), (372, 219052), (496, 164289), (552, 147622), (713, 114288), (744, 109526), (1104, 73811), (1426, 57144), (1488, 54763), (2139, 38096), (2381, 34224), (2852, 28572), (4278, 19048), (4762, 17112), (5704, 14286), (7143, 11408), (8556, 9524)]