128160812

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{4409}}^1$

素因数の和:4482

約数の個数: 36

約数和(自身を含む): 248565240

約数和(自身を除く): 120404428

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 169, 172, 338, 559, 676, 1118, 2236, 4409, 7267, 8818, 14534, 17636, 29068, 57317, 114634, 189587, 229268, 379174, 745121, 758348, 1490242, 2464631, 2980484, 4929262, 9858524, 32040203, 64080406, 128160812]

約数ペア:

[(1, 128160812), (2, 64080406), (4, 32040203), (13, 9858524), (26, 4929262), (43, 2980484), (52, 2464631), (86, 1490242), (169, 758348), (172, 745121), (338, 379174), (559, 229268), (676, 189587), (1118, 114634), (2236, 57317), (4409, 29068), (7267, 17636), (8818, 14534)]