168495640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{40897}}^1$

素因数の和:41011

約数の個数: 32

約数和(自身を含む): 382805280

約数和(自身を除く): 214309640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 40897, 81794, 163588, 204485, 327176, 408970, 817940, 1635880, 4212391, 8424782, 16849564, 21061955, 33699128, 42123910, 84247820, 168495640]

約数ペア:

[(1, 168495640), (2, 84247820), (4, 42123910), (5, 33699128), (8, 21061955), (10, 16849564), (20, 8424782), (40, 4212391), (103, 1635880), (206, 817940), (412, 408970), (515, 327176), (824, 204485), (1030, 163588), (2060, 81794), (4120, 40897)]