81704848

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:595

約数の個数: 40

約数和(自身を含む): 161474040

約数和(自身を除く): 79769192

約数列:

[1, 2, 4, 8, 16, 89, 178, 181, 317, 356, 362, 634, 712, 724, 1268, 1424, 1448, 2536, 2896, 5072, 16109, 28213, 32218, 56426, 57377, 64436, 112852, 114754, 128872, 225704, 229508, 257744, 451408, 459016, 918032, 5106553, 10213106, 20426212, 40852424, 81704848]

約数ペア:

[(1, 81704848), (2, 40852424), (4, 20426212), (8, 10213106), (16, 5106553), (89, 918032), (178, 459016), (181, 451408), (317, 257744), (356, 229508), (362, 225704), (634, 128872), (712, 114754), (724, 112852), (1268, 64436), (1424, 57377), (1448, 56426), (2536, 32218), (2896, 28213), (5072, 16109)]