81468464

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:858

約数の個数: 80

約数和(自身を含む): 199272960

約数和(自身を除く): 117804496

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 89, 112, 154, 176, 178, 308, 356, 616, 623, 712, 743, 979, 1232, 1246, 1424, 1486, 1958, 2492, 2972, 3916, 4984, 5201, 5944, 6853, 7832, 8173, 9968, 10402, 11888, 13706, 15664, 16346, 20804, 27412, 32692, 41608, 54824, 57211, 65384, 66127, 83216, 109648, 114422, 130768, 132254, 228844, 264508, 457688, 462889, 529016, 727397, 915376, 925778, 1058032, 1454794, 1851556, 2909588, 3703112, 5091779, 5819176, 7406224, 10183558, 11638352, 20367116, 40734232, 81468464]

約数ペア:

[(1, 81468464), (2, 40734232), (4, 20367116), (7, 11638352), (8, 10183558), (11, 7406224), (14, 5819176), (16, 5091779), (22, 3703112), (28, 2909588), (44, 1851556), (56, 1454794), (77, 1058032), (88, 925778), (89, 915376), (112, 727397), (154, 529016), (176, 462889), (178, 457688), (308, 264508), (356, 228844), (616, 132254), (623, 130768), (712, 114422), (743, 109648), (979, 83216), (1232, 66127), (1246, 65384), (1424, 57211), (1486, 54824), (1958, 41608), (2492, 32692), (2972, 27412), (3916, 20804), (4984, 16346), (5201, 15664), (5944, 13706), (6853, 11888), (7832, 10402), (8173, 9968)]