81408608

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{26227}}^1$

素因数の和:26334

約数の個数: 24

約数和(自身を含む): 161931672

約数和(自身を除く): 80523064

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 388, 776, 1552, 3104, 26227, 52454, 104908, 209816, 419632, 839264, 2544019, 5088038, 10176076, 20352152, 40704304, 81408608]

約数ペア:

[(1, 81408608), (2, 40704304), (4, 20352152), (8, 10176076), (16, 5088038), (32, 2544019), (97, 839264), (194, 419632), (388, 209816), (776, 104908), (1552, 52454), (3104, 26227)]