80506857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 118195200

約数和(自身を除く): 37688343

約数列:

[1, 3, 19, 37, 57, 59, 111, 177, 647, 703, 1121, 1941, 2109, 2183, 3363, 6549, 12293, 23939, 36879, 38173, 41477, 71817, 114519, 124431, 454841, 725287, 1364523, 1412401, 2175861, 4237203, 26835619, 80506857]

約数ペア:

[(1, 80506857), (3, 26835619), (19, 4237203), (37, 2175861), (57, 1412401), (59, 1364523), (111, 725287), (177, 454841), (647, 124431), (703, 114519), (1121, 71817), (1941, 41477), (2109, 38173), (2183, 36879), (3363, 23939), (6549, 12293)]