71312609090

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{15882541}}^1$

素因数の和:15882997

約数の個数: 16

約数和(自身を含む): 128648590200

約数和(自身を除く): 57335981110

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 15882541, 31765082, 79412705, 158825410, 7131260909, 14262521818, 35656304545, 71312609090]

約数ペア:

[(1, 71312609090), (2, 35656304545), (5, 14262521818), (10, 7131260909), (449, 158825410), (898, 79412705), (2245, 31765082), (4490, 15882541)]