520099970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1\times {\mathrm{2341}}^1$

素因数の和:4070

約数の個数: 32

約数和(自身を含む): 1009214640

約数和(自身を除く): 489114670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1709, 2341, 3418, 4682, 8545, 11705, 17090, 22217, 23410, 30433, 44434, 60866, 111085, 152165, 222170, 304330, 4000769, 8001538, 20003845, 40007690, 52009997, 104019994, 260049985, 520099970]

約数ペア:

[(1, 520099970), (2, 260049985), (5, 104019994), (10, 52009997), (13, 40007690), (26, 20003845), (65, 8001538), (130, 4000769), (1709, 304330), (2341, 222170), (3418, 152165), (4682, 111085), (8545, 60866), (11705, 44434), (17090, 30433), (22217, 23410)]