2051248264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{2003}}^1$

素因数の和:2294

約数の個数: 64

約数和(自身を含む): 4258900800

約数和(自身を除く): 2207652536

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 229, 344, 458, 559, 916, 1118, 1832, 2003, 2236, 2977, 4006, 4472, 5954, 8012, 9847, 11908, 16024, 19694, 23816, 26039, 39388, 52078, 78776, 86129, 104156, 128011, 172258, 208312, 256022, 344516, 458687, 512044, 689032, 917374, 1024088, 1119677, 1834748, 2239354, 3669496, 4478708, 5962931, 8957416, 11925862, 19723541, 23851724, 39447082, 47703448, 78894164, 157788328, 256406033, 512812066, 1025624132, 2051248264]

約数ペア:

[(1, 2051248264), (2, 1025624132), (4, 512812066), (8, 256406033), (13, 157788328), (26, 78894164), (43, 47703448), (52, 39447082), (86, 23851724), (104, 19723541), (172, 11925862), (229, 8957416), (344, 5962931), (458, 4478708), (559, 3669496), (916, 2239354), (1118, 1834748), (1832, 1119677), (2003, 1024088), (2236, 917374), (2977, 689032), (4006, 512044), (4472, 458687), (5954, 344516), (8012, 256022), (9847, 208312), (11908, 172258), (16024, 128011), (19694, 104156), (23816, 86129), (26039, 78776), (39388, 52078)]