68170760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34781}}^1$

素因数の和:34806

約数の個数: 48

約数和(自身を含む): 178431660

約数和(自身を除く): 110260900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 34781, 69562, 139124, 173905, 243467, 278248, 347810, 486934, 695620, 973868, 1217335, 1391240, 1704269, 1947736, 2434670, 3408538, 4869340, 6817076, 8521345, 9738680, 13634152, 17042690, 34085380, 68170760]

約数ペア:

[(1, 68170760), (2, 34085380), (4, 17042690), (5, 13634152), (7, 9738680), (8, 8521345), (10, 6817076), (14, 4869340), (20, 3408538), (28, 2434670), (35, 1947736), (40, 1704269), (49, 1391240), (56, 1217335), (70, 973868), (98, 695620), (140, 486934), (196, 347810), (245, 278248), (280, 243467), (392, 173905), (490, 139124), (980, 69562), (1960, 34781)]