65420368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{769}}^1$

素因数の和:1199

約数の個数: 40

約数和(自身を含む): 137013800

約数和(自身を除く): 71593432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 769, 818, 1538, 1636, 3076, 3272, 5317, 6152, 6544, 9997, 10634, 12304, 19994, 21268, 39988, 42536, 79976, 85072, 159952, 314521, 629042, 1258084, 2516168, 4088773, 5032336, 8177546, 16355092, 32710184, 65420368]

約数ペア:

[(1, 65420368), (2, 32710184), (4, 16355092), (8, 8177546), (13, 5032336), (16, 4088773), (26, 2516168), (52, 1258084), (104, 629042), (208, 314521), (409, 159952), (769, 85072), (818, 79976), (1538, 42536), (1636, 39988), (3076, 21268), (3272, 19994), (5317, 12304), (6152, 10634), (6544, 9997)]