81342352

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 206611776

約数和(自身を除く): 125269424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 49, 52, 56, 91, 92, 98, 104, 112, 161, 182, 184, 196, 208, 299, 322, 347, 364, 368, 392, 598, 637, 644, 694, 728, 784, 1127, 1196, 1274, 1288, 1388, 1456, 2093, 2254, 2392, 2429, 2548, 2576, 2776, 4186, 4508, 4511, 4784, 4858, 5096, 5552, 7981, 8372, 9016, 9022, 9716, 10192, 14651, 15962, 16744, 17003, 18032, 18044, 19432, 29302, 31577, 31924, 33488, 34006, 36088, 38864, 55867, 58604, 63154, 63848, 68012, 72176, 103753, 111734, 117208, 126308, 127696, 136024, 207506, 221039, 223468, 234416, 252616, 272048, 391069, 415012, 442078, 446936, 505232, 726271, 782138, 830024, 884156, 893872, 1452542, 1564276, 1660048, 1768312, 2905084, 3128552, 3536624, 5083897, 5810168, 6257104, 10167794, 11620336, 20335588, 40671176, 81342352]

約数ペア:

[(1, 81342352), (2, 40671176), (4, 20335588), (7, 11620336), (8, 10167794), (13, 6257104), (14, 5810168), (16, 5083897), (23, 3536624), (26, 3128552), (28, 2905084), (46, 1768312), (49, 1660048), (52, 1564276), (56, 1452542), (91, 893872), (92, 884156), (98, 830024), (104, 782138), (112, 726271), (161, 505232), (182, 446936), (184, 442078), (196, 415012), (208, 391069), (299, 272048), (322, 252616), (347, 234416), (364, 223468), (368, 221039), (392, 207506), (598, 136024), (637, 127696), (644, 126308), (694, 117208), (728, 111734), (784, 103753), (1127, 72176), (1196, 68012), (1274, 63848), (1288, 63154), (1388, 58604), (1456, 55867), (2093, 38864), (2254, 36088), (2392, 34006), (2429, 33488), (2548, 31924), (2576, 31577), (2776, 29302), (4186, 19432), (4508, 18044), (4511, 18032), (4784, 17003), (4858, 16744), (5096, 15962), (5552, 14651), (7981, 10192), (8372, 9716), (9016, 9022)]