81029344

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1231}}^1$

素因数の和:1280

約数の個数: 72

約数和(自身を含む): 185812704

約数和(自身を除く): 104783360

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 352, 374, 484, 544, 748, 968, 1231, 1496, 1936, 2057, 2462, 2992, 3872, 4114, 4924, 5984, 8228, 9848, 13541, 16456, 19696, 20927, 27082, 32912, 39392, 41854, 54164, 65824, 83708, 108328, 148951, 167416, 216656, 230197, 297902, 334832, 433312, 460394, 595804, 669664, 920788, 1191608, 1841576, 2383216, 2532167, 3683152, 4766432, 5064334, 7366304, 10128668, 20257336, 40514672, 81029344]

約数ペア:

[(1, 81029344), (2, 40514672), (4, 20257336), (8, 10128668), (11, 7366304), (16, 5064334), (17, 4766432), (22, 3683152), (32, 2532167), (34, 2383216), (44, 1841576), (68, 1191608), (88, 920788), (121, 669664), (136, 595804), (176, 460394), (187, 433312), (242, 334832), (272, 297902), (352, 230197), (374, 216656), (484, 167416), (544, 148951), (748, 108328), (968, 83708), (1231, 65824), (1496, 54164), (1936, 41854), (2057, 39392), (2462, 32912), (2992, 27082), (3872, 20927), (4114, 19696), (4924, 16456), (5984, 13541), (8228, 9848)]