87681784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{8161}}^1$

素因数の和:8263

約数の個数: 32

約数和(自身を含む): 176299200

約数和(自身を除く): 88617416

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2686, 5372, 8161, 10744, 16322, 32644, 65288, 138737, 277474, 554948, 644719, 1109896, 1289438, 2578876, 5157752, 10960223, 21920446, 43840892, 87681784]

約数ペア:

[(1, 87681784), (2, 43840892), (4, 21920446), (8, 10960223), (17, 5157752), (34, 2578876), (68, 1289438), (79, 1109896), (136, 644719), (158, 554948), (316, 277474), (632, 138737), (1343, 65288), (2686, 32644), (5372, 16322), (8161, 10744)]