25283020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{25799}}^1$

素因数の和:25822

約数の個数: 36

約数和(自身を含む): 61765200

約数和(自身を除く): 36482180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 25799, 51598, 103196, 128995, 180593, 257990, 361186, 515980, 722372, 902965, 1264151, 1805930, 2528302, 3611860, 5056604, 6320755, 12641510, 25283020]

約数ペア:

[(1, 25283020), (2, 12641510), (4, 6320755), (5, 5056604), (7, 3611860), (10, 2528302), (14, 1805930), (20, 1264151), (28, 902965), (35, 722372), (49, 515980), (70, 361186), (98, 257990), (140, 180593), (196, 128995), (245, 103196), (490, 51598), (980, 25799)]