65372620

素因数分解:

$2^2\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{2297}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 137438784

約数和(自身を除く): 72066164

約数列:

[1, 2, 4, 5, 10, 20, 1423, 2297, 2846, 4594, 5692, 7115, 9188, 11485, 14230, 22970, 28460, 45940, 3268631, 6537262, 13074524, 16343155, 32686310, 65372620]

約数ペア:

[(1, 65372620), (2, 32686310), (4, 16343155), (5, 13074524), (10, 6537262), (20, 3268631), (1423, 45940), (2297, 28460), (2846, 22970), (4594, 14230), (5692, 11485), (7115, 9188)]