121280770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2281}}^1$

素因数の和:2710

約数の個数: 32

約数和(自身を含む): 235776240

約数和(自身を除く): 114495470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 2281, 4090, 4562, 5317, 10634, 11405, 22810, 26585, 29653, 53170, 59306, 148265, 296530, 932929, 1865858, 4664645, 9329290, 12128077, 24256154, 60640385, 121280770]

約数ペア:

[(1, 121280770), (2, 60640385), (5, 24256154), (10, 12128077), (13, 9329290), (26, 4664645), (65, 1865858), (130, 932929), (409, 296530), (818, 148265), (2045, 59306), (2281, 53170), (4090, 29653), (4562, 26585), (5317, 22810), (10634, 11405)]