64512656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1153}}^1$

素因数の和:1443

約数の個数: 40

約数和(自身を含む): 135225720

約数和(自身を除く): 70713064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 1153, 2152, 2306, 3497, 4304, 4612, 6994, 9224, 13988, 14989, 18448, 27976, 29978, 55952, 59956, 119912, 239824, 310157, 620314, 1240628, 2481256, 4032041, 4962512, 8064082, 16128164, 32256328, 64512656]

約数ペア:

[(1, 64512656), (2, 32256328), (4, 16128164), (8, 8064082), (13, 4962512), (16, 4032041), (26, 2481256), (52, 1240628), (104, 620314), (208, 310157), (269, 239824), (538, 119912), (1076, 59956), (1153, 55952), (2152, 29978), (2306, 27976), (3497, 18448), (4304, 14989), (4612, 13988), (6994, 9224)]