128272352

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{23719}}^1$

素因数の和:23755

約数の個数: 36

約数和(自身を含む): 273467880

約数和(自身を除く): 145195528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 5408, 23719, 47438, 94876, 189752, 308347, 379504, 616694, 759008, 1233388, 2466776, 4008511, 4933552, 8017022, 9867104, 16034044, 32068088, 64136176, 128272352]

約数ペア:

[(1, 128272352), (2, 64136176), (4, 32068088), (8, 16034044), (13, 9867104), (16, 8017022), (26, 4933552), (32, 4008511), (52, 2466776), (104, 1233388), (169, 759008), (208, 616694), (338, 379504), (416, 308347), (676, 189752), (1352, 94876), (2704, 47438), (5408, 23719)]