81549664

素因数分解:

$2^5\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2411}}^1$

素因数の和:2579

約数の個数: 48

約数和(自身を含む): 184778496

約数和(自身を除く): 103228832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 151, 224, 302, 604, 1057, 1208, 2114, 2411, 2416, 4228, 4822, 4832, 8456, 9644, 16877, 16912, 19288, 33754, 33824, 38576, 67508, 77152, 135016, 270032, 364061, 540064, 728122, 1456244, 2548427, 2912488, 5096854, 5824976, 10193708, 11649952, 20387416, 40774832, 81549664]

約数ペア:

[(1, 81549664), (2, 40774832), (4, 20387416), (7, 11649952), (8, 10193708), (14, 5824976), (16, 5096854), (28, 2912488), (32, 2548427), (56, 1456244), (112, 728122), (151, 540064), (224, 364061), (302, 270032), (604, 135016), (1057, 77152), (1208, 67508), (2114, 38576), (2411, 33824), (2416, 33754), (4228, 19288), (4822, 16912), (4832, 16877), (8456, 9644)]