65005384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{661}}^1$

素因数の和:1333

約数の個数: 32

約数和(自身を含む): 128692800

約数和(自身を除く): 63687416

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 647, 661, 1294, 1322, 2588, 2644, 5176, 5288, 12293, 12559, 24586, 25118, 49172, 50236, 98344, 100472, 427667, 855334, 1710668, 3421336, 8125673, 16251346, 32502692, 65005384]

約数ペア:

[(1, 65005384), (2, 32502692), (4, 16251346), (8, 8125673), (19, 3421336), (38, 1710668), (76, 855334), (152, 427667), (647, 100472), (661, 98344), (1294, 50236), (1322, 49172), (2588, 25118), (2644, 24586), (5176, 12559), (5288, 12293)]