66379990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{214129}}^1$

素因数の和:214167

約数の個数: 16

約数和(自身を含む): 123338880

約数和(自身を除く): 56958890

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 214129, 428258, 1070645, 2141290, 6637999, 13275998, 33189995, 66379990]

約数ペア:

[(1, 66379990), (2, 33189995), (5, 13275998), (10, 6637999), (31, 2141290), (62, 1070645), (155, 428258), (310, 214129)]