66407810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6367}}^1$

素因数の和:6530

約数の個数: 32

約数和(自身を含む): 137548800

約数和(自身を除く): 71140990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 5215, 6367, 10430, 12734, 31835, 44569, 63670, 89138, 222845, 445690, 948683, 1897366, 4743415, 6640781, 9486830, 13281562, 33203905, 66407810]

約数ペア:

[(1, 66407810), (2, 33203905), (5, 13281562), (7, 9486830), (10, 6640781), (14, 4743415), (35, 1897366), (70, 948683), (149, 445690), (298, 222845), (745, 89138), (1043, 63670), (1490, 44569), (2086, 31835), (5215, 12734), (6367, 10430)]