81761617856

素因数分解:

$2^6\times {\mathrm{8231}}^1\times {\mathrm{155209}}^1$

素因数の和:163452

約数の個数: 28

約数和(自身を含む): 162266467440

約数和(自身を除く): 80504849584

約数列:

[1, 2, 4, 8, 16, 32, 64, 8231, 16462, 32924, 65848, 131696, 155209, 263392, 310418, 526784, 620836, 1241672, 2483344, 4966688, 9933376, 1277525279, 2555050558, 5110101116, 10220202232, 20440404464, 40880808928, 81761617856]

約数ペア:

[(1, 81761617856), (2, 40880808928), (4, 20440404464), (8, 10220202232), (16, 5110101116), (32, 2555050558), (64, 1277525279), (8231, 9933376), (16462, 4966688), (32924, 2483344), (65848, 1241672), (131696, 620836), (155209, 526784), (263392, 310418)]