225341584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20441}}^1$

素因数の和:20515

約数の個数: 40

約数和(自身を含む): 479078712

約数和(自身を除く): 253737128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 20441, 40882, 81764, 163528, 265733, 327056, 531466, 1062932, 1083373, 2125864, 2166746, 4251728, 4333492, 8666984, 14083849, 17333968, 28167698, 56335396, 112670792, 225341584]

約数ペア:

[(1, 225341584), (2, 112670792), (4, 56335396), (8, 28167698), (13, 17333968), (16, 14083849), (26, 8666984), (52, 4333492), (53, 4251728), (104, 2166746), (106, 2125864), (208, 1083373), (212, 1062932), (424, 531466), (689, 327056), (848, 265733), (1378, 163528), (2756, 81764), (5512, 40882), (11024, 20441)]