81940236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51341}}^1$

素因数の和:51374

約数の個数: 48

約数和(自身を含む): 230012160

約数和(自身を除く): 148071924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 51341, 102682, 154023, 205364, 308046, 359387, 616092, 718774, 975479, 1078161, 1437548, 1950958, 2156322, 2926437, 3901916, 4312644, 5852874, 6828353, 11705748, 13656706, 20485059, 27313412, 40970118, 81940236]

約数ペア:

[(1, 81940236), (2, 40970118), (3, 27313412), (4, 20485059), (6, 13656706), (7, 11705748), (12, 6828353), (14, 5852874), (19, 4312644), (21, 3901916), (28, 2926437), (38, 2156322), (42, 1950958), (57, 1437548), (76, 1078161), (84, 975479), (114, 718774), (133, 616092), (228, 359387), (266, 308046), (399, 205364), (532, 154023), (798, 102682), (1596, 51341)]