26830375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 41932800

約数和(自身を除く): 15102425

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 79, 95, 125, 143, 209, 247, 275, 325, 395, 475, 715, 869, 1027, 1045, 1235, 1375, 1501, 1625, 1975, 2375, 2717, 3575, 4345, 5135, 5225, 6175, 7505, 9875, 11297, 13585, 16511, 17875, 19513, 21725, 25675, 26125, 30875, 37525, 56485, 67925, 82555, 97565, 108625, 128375, 187625, 214643, 282425, 339625, 412775, 487825, 1073215, 1412125, 2063875, 2439125, 5366075, 26830375]

約数ペア:

[(1, 26830375), (5, 5366075), (11, 2439125), (13, 2063875), (19, 1412125), (25, 1073215), (55, 487825), (65, 412775), (79, 339625), (95, 282425), (125, 214643), (143, 187625), (209, 128375), (247, 108625), (275, 97565), (325, 82555), (395, 67925), (475, 56485), (715, 37525), (869, 30875), (1027, 26125), (1045, 25675), (1235, 21725), (1375, 19513), (1501, 17875), (1625, 16511), (1975, 13585), (2375, 11297), (2717, 9875), (3575, 7505), (4345, 6175), (5135, 5225)]