64454936

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 159667200

約数和(自身を除く): 95212264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 43, 52, 56, 58, 71, 86, 91, 104, 116, 142, 172, 182, 203, 232, 284, 301, 344, 364, 377, 406, 497, 559, 568, 602, 728, 754, 812, 923, 994, 1118, 1204, 1247, 1508, 1624, 1846, 1988, 2059, 2236, 2408, 2494, 2639, 3016, 3053, 3692, 3913, 3976, 4118, 4472, 4988, 5278, 6106, 6461, 7384, 7826, 8236, 8729, 9976, 10556, 12212, 12922, 14413, 15652, 16211, 16472, 17458, 21112, 21371, 24424, 25844, 26767, 28826, 31304, 32422, 34916, 39689, 42742, 51688, 53534, 57652, 64844, 69832, 79378, 85484, 88537, 107068, 113477, 115304, 129688, 158756, 170968, 177074, 187369, 214136, 226954, 277823, 317512, 354148, 374738, 453908, 555646, 619759, 708296, 749476, 907816, 1111292, 1150981, 1239518, 1498952, 2222584, 2301962, 2479036, 4603924, 4958072, 8056867, 9207848, 16113734, 32227468, 64454936]

約数ペア:

[(1, 64454936), (2, 32227468), (4, 16113734), (7, 9207848), (8, 8056867), (13, 4958072), (14, 4603924), (26, 2479036), (28, 2301962), (29, 2222584), (43, 1498952), (52, 1239518), (56, 1150981), (58, 1111292), (71, 907816), (86, 749476), (91, 708296), (104, 619759), (116, 555646), (142, 453908), (172, 374738), (182, 354148), (203, 317512), (232, 277823), (284, 226954), (301, 214136), (344, 187369), (364, 177074), (377, 170968), (406, 158756), (497, 129688), (559, 115304), (568, 113477), (602, 107068), (728, 88537), (754, 85484), (812, 79378), (923, 69832), (994, 64844), (1118, 57652), (1204, 53534), (1247, 51688), (1508, 42742), (1624, 39689), (1846, 34916), (1988, 32422), (2059, 31304), (2236, 28826), (2408, 26767), (2494, 25844), (2639, 24424), (3016, 21371), (3053, 21112), (3692, 17458), (3913, 16472), (3976, 16211), (4118, 15652), (4472, 14413), (4988, 12922), (5278, 12212), (6106, 10556), (6461, 9976), (7384, 8729), (7826, 8236)]