25564644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 74343360

約数和(自身を除く): 48778716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 229, 252, 443, 458, 687, 886, 916, 1329, 1374, 1603, 1772, 2061, 2658, 2748, 3101, 3206, 3987, 4122, 4809, 5316, 6202, 6412, 7974, 8244, 9303, 9618, 12404, 14427, 15948, 18606, 19236, 27909, 28854, 37212, 55818, 57708, 101447, 111636, 202894, 304341, 405788, 608682, 710129, 913023, 1217364, 1420258, 1826046, 2130387, 2840516, 3652092, 4260774, 6391161, 8521548, 12782322, 25564644]

約数ペア:

[(1, 25564644), (2, 12782322), (3, 8521548), (4, 6391161), (6, 4260774), (7, 3652092), (9, 2840516), (12, 2130387), (14, 1826046), (18, 1420258), (21, 1217364), (28, 913023), (36, 710129), (42, 608682), (63, 405788), (84, 304341), (126, 202894), (229, 111636), (252, 101447), (443, 57708), (458, 55818), (687, 37212), (886, 28854), (916, 27909), (1329, 19236), (1374, 18606), (1603, 15948), (1772, 14427), (2061, 12404), (2658, 9618), (2748, 9303), (3101, 8244), (3206, 7974), (3987, 6412), (4122, 6202), (4809, 5316)]