80120128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1559}}^1$

素因数の和:1655

約数の個数: 56

約数和(自身を含む): 175930560

約数和(自身を除く): 95810432

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 73, 88, 146, 176, 292, 352, 584, 704, 803, 1168, 1559, 1606, 2336, 3118, 3212, 4672, 6236, 6424, 12472, 12848, 17149, 24944, 25696, 34298, 49888, 51392, 68596, 99776, 113807, 137192, 227614, 274384, 455228, 548768, 910456, 1097536, 1251877, 1820912, 2503754, 3641824, 5007508, 7283648, 10015016, 20030032, 40060064, 80120128]

約数ペア:

[(1, 80120128), (2, 40060064), (4, 20030032), (8, 10015016), (11, 7283648), (16, 5007508), (22, 3641824), (32, 2503754), (44, 1820912), (64, 1251877), (73, 1097536), (88, 910456), (146, 548768), (176, 455228), (292, 274384), (352, 227614), (584, 137192), (704, 113807), (803, 99776), (1168, 68596), (1559, 51392), (1606, 49888), (2336, 34298), (3118, 25696), (3212, 24944), (4672, 17149), (6236, 12848), (6424, 12472)]