81870043456

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{16192651}}^1$

素因数の和:16192742

約数の個数: 28

約数和(自身を含む): 164517344320

約数和(自身を除く): 82647300864

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 1264, 2528, 5056, 16192651, 32385302, 64770604, 129541208, 259082416, 518164832, 1036329664, 1279219429, 2558438858, 5116877716, 10233755432, 20467510864, 40935021728, 81870043456]

約数ペア:

[(1, 81870043456), (2, 40935021728), (4, 20467510864), (8, 10233755432), (16, 5116877716), (32, 2558438858), (64, 1279219429), (79, 1036329664), (158, 518164832), (316, 259082416), (632, 129541208), (1264, 64770604), (2528, 32385302), (5056, 16192651)]