81264832

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1409

約数の個数: 56

約数和(自身を含む): 178033680

約数和(自身を除く): 96768848

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 176, 178, 352, 356, 704, 712, 979, 1297, 1424, 1958, 2594, 2848, 3916, 5188, 5696, 7832, 10376, 14267, 15664, 20752, 28534, 31328, 41504, 57068, 62656, 83008, 114136, 115433, 228272, 230866, 456544, 461732, 913088, 923464, 1269763, 1846928, 2539526, 3693856, 5079052, 7387712, 10158104, 20316208, 40632416, 81264832]

約数ペア:

[(1, 81264832), (2, 40632416), (4, 20316208), (8, 10158104), (11, 7387712), (16, 5079052), (22, 3693856), (32, 2539526), (44, 1846928), (64, 1269763), (88, 923464), (89, 913088), (176, 461732), (178, 456544), (352, 230866), (356, 228272), (704, 115433), (712, 114136), (979, 83008), (1297, 62656), (1424, 57068), (1958, 41504), (2594, 31328), (2848, 28534), (3916, 20752), (5188, 15664), (5696, 14267), (7832, 10376)]