2563670512

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{72931}}^1$

素因数の和:72978

約数の個数: 40

約数和(自身を含む): 5380922960

約数和(自身を除く): 2817252448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 4394, 8788, 17576, 35152, 72931, 145862, 291724, 583448, 948103, 1166896, 1896206, 3792412, 7584824, 12325339, 15169648, 24650678, 49301356, 98602712, 160229407, 197205424, 320458814, 640917628, 1281835256, 2563670512]

約数ペア:

[(1, 2563670512), (2, 1281835256), (4, 640917628), (8, 320458814), (13, 197205424), (16, 160229407), (26, 98602712), (52, 49301356), (104, 24650678), (169, 15169648), (208, 12325339), (338, 7584824), (676, 3792412), (1352, 1896206), (2197, 1166896), (2704, 948103), (4394, 583448), (8788, 291724), (17576, 145862), (35152, 72931)]