25689748

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1123}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 55390720

約数和(自身を除く): 29700972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1123, 1204, 1634, 2246, 3268, 4492, 5719, 7861, 11438, 15722, 21337, 22876, 31444, 42674, 48289, 85348, 96578, 149359, 193156, 298718, 338023, 597436, 676046, 917491, 1352092, 1834982, 3669964, 6422437, 12844874, 25689748]

約数ペア:

[(1, 25689748), (2, 12844874), (4, 6422437), (7, 3669964), (14, 1834982), (19, 1352092), (28, 917491), (38, 676046), (43, 597436), (76, 338023), (86, 298718), (133, 193156), (172, 149359), (266, 96578), (301, 85348), (532, 48289), (602, 42674), (817, 31444), (1123, 22876), (1204, 21337), (1634, 15722), (2246, 11438), (3268, 7861), (4492, 5719)]