87342872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20717}}^1$

素因数の和:20771

約数の個数: 32

約数和(自身を含む): 179003520

約数和(自身を除く): 91660648

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 20717, 41434, 82868, 165736, 352189, 642227, 704378, 1284454, 1408756, 2568908, 2817512, 5137816, 10917859, 21835718, 43671436, 87342872]

約数ペア:

[(1, 87342872), (2, 43671436), (4, 21835718), (8, 10917859), (17, 5137816), (31, 2817512), (34, 2568908), (62, 1408756), (68, 1284454), (124, 704378), (136, 642227), (248, 352189), (527, 165736), (1054, 82868), (2108, 41434), (4216, 20717)]