200671640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{385907}}^1$

素因数の和:385931

約数の個数: 32

約数和(自身を含む): 486244080

約数和(自身を除く): 285572440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 385907, 771814, 1543628, 1929535, 3087256, 3859070, 5016791, 7718140, 10033582, 15436280, 20067164, 25083955, 40134328, 50167910, 100335820, 200671640]

約数ペア:

[(1, 200671640), (2, 100335820), (4, 50167910), (5, 40134328), (8, 25083955), (10, 20067164), (13, 15436280), (20, 10033582), (26, 7718140), (40, 5016791), (52, 3859070), (65, 3087256), (104, 1929535), (130, 1543628), (260, 771814), (520, 385907)]