81369596

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 108

約数和(自身を含む): 188493984

約数和(自身を除く): 107124388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 73, 77, 94, 98, 121, 146, 154, 188, 196, 242, 292, 308, 329, 484, 511, 517, 539, 658, 803, 847, 1022, 1034, 1078, 1316, 1606, 1694, 2044, 2068, 2156, 2303, 3212, 3388, 3431, 3577, 3619, 4606, 5621, 5687, 5929, 6862, 7154, 7238, 8833, 9212, 11242, 11374, 11858, 13724, 14308, 14476, 17666, 22484, 22748, 23716, 24017, 25333, 35332, 37741, 39347, 39809, 48034, 50666, 61831, 75482, 78694, 79618, 96068, 101332, 123662, 150964, 157388, 159236, 168119, 247324, 264187, 278663, 336238, 415151, 432817, 528374, 557326, 672476, 830302, 865634, 1056748, 1114652, 1660604, 1731268, 1849309, 2906057, 3698618, 5812114, 7397236, 11624228, 20342399, 40684798, 81369596]

約数ペア:

[(1, 81369596), (2, 40684798), (4, 20342399), (7, 11624228), (11, 7397236), (14, 5812114), (22, 3698618), (28, 2906057), (44, 1849309), (47, 1731268), (49, 1660604), (73, 1114652), (77, 1056748), (94, 865634), (98, 830302), (121, 672476), (146, 557326), (154, 528374), (188, 432817), (196, 415151), (242, 336238), (292, 278663), (308, 264187), (329, 247324), (484, 168119), (511, 159236), (517, 157388), (539, 150964), (658, 123662), (803, 101332), (847, 96068), (1022, 79618), (1034, 78694), (1078, 75482), (1316, 61831), (1606, 50666), (1694, 48034), (2044, 39809), (2068, 39347), (2156, 37741), (2303, 35332), (3212, 25333), (3388, 24017), (3431, 23716), (3577, 22748), (3619, 22484), (4606, 17666), (5621, 14476), (5687, 14308), (5929, 13724), (6862, 11858), (7154, 11374), (7238, 11242), (8833, 9212)]