65852720

素因数分解:

$2^4\times 5^1\times {\mathrm{733}}^1\times {\mathrm{1123}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 153452976

約数和(自身を除く): 87600256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 733, 1123, 1466, 2246, 2932, 3665, 4492, 5615, 5864, 7330, 8984, 11230, 11728, 14660, 17968, 22460, 29320, 44920, 58640, 89840, 823159, 1646318, 3292636, 4115795, 6585272, 8231590, 13170544, 16463180, 32926360, 65852720]

約数ペア:

[(1, 65852720), (2, 32926360), (4, 16463180), (5, 13170544), (8, 8231590), (10, 6585272), (16, 4115795), (20, 3292636), (40, 1646318), (80, 823159), (733, 89840), (1123, 58640), (1466, 44920), (2246, 29320), (2932, 22460), (3665, 17968), (4492, 14660), (5615, 11728), (5864, 11230), (7330, 8984)]