164024180

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{52237}}^1$

素因数の和:52403

約数の個数: 24

約数和(自身を含む): 346651368

約数和(自身を除く): 182627188

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 52237, 104474, 208948, 261185, 522370, 1044740, 8201209, 16402418, 32804836, 41006045, 82012090, 164024180]

約数ペア:

[(1, 164024180), (2, 82012090), (4, 41006045), (5, 32804836), (10, 16402418), (20, 8201209), (157, 1044740), (314, 522370), (628, 261185), (785, 208948), (1570, 104474), (3140, 52237)]