64840804856

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{223361}}^1$

素因数の和:223775

約数の個数: 32

約数和(自身を含む): 122947379280

約数和(自身を除く): 58106574424

約数列:

[1, 2, 4, 8, 131, 262, 277, 524, 554, 1048, 1108, 2216, 36287, 72574, 145148, 223361, 290296, 446722, 893444, 1786888, 29260291, 58520582, 61870997, 117041164, 123741994, 234082328, 247483988, 494967976, 8105100607, 16210201214, 32420402428, 64840804856]

約数ペア:

[(1, 64840804856), (2, 32420402428), (4, 16210201214), (8, 8105100607), (131, 494967976), (262, 247483988), (277, 234082328), (524, 123741994), (554, 117041164), (1048, 61870997), (1108, 58520582), (2216, 29260291), (36287, 1786888), (72574, 893444), (145148, 446722), (223361, 290296)]