208712730850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{321096509}}^1$

素因数の和:321096534

約数の個数: 24

約数和(自身を含む): 418067656020

約数和(自身を除く): 209354925170

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 321096509, 642193018, 1605482545, 3210965090, 4174254617, 8027412725, 8348509234, 16054825450, 20871273085, 41742546170, 104356365425, 208712730850]

約数ペア:

[(1, 208712730850), (2, 104356365425), (5, 41742546170), (10, 20871273085), (13, 16054825450), (25, 8348509234), (26, 8027412725), (50, 4174254617), (65, 3210965090), (130, 1605482545), (325, 642193018), (650, 321096509)]