66705970

素因数分解:

$2^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{5167}}^1$

素因数の和:6465

約数の個数: 16

約数和(自身を含む): 120187008

約数和(自身を除く): 53481038

約数列:

[1, 2, 5, 10, 1291, 2582, 5167, 6455, 10334, 12910, 25835, 51670, 6670597, 13341194, 33352985, 66705970]

約数ペア:

[(1, 66705970), (2, 33352985), (5, 13341194), (10, 6670597), (1291, 51670), (2582, 25835), (5167, 12910), (6455, 10334)]