81658304

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 84

約数和(自身を含む): 203097384

約数和(自身を除く): 121439080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 448, 637, 728, 784, 832, 1274, 1456, 1568, 2003, 2548, 2912, 3136, 4006, 5096, 5824, 8012, 10192, 14021, 16024, 20384, 26039, 28042, 32048, 40768, 52078, 56084, 64096, 98147, 104156, 112168, 128192, 182273, 196294, 208312, 224336, 364546, 392588, 416624, 448672, 729092, 785176, 833248, 897344, 1275911, 1458184, 1570352, 1666496, 2551822, 2916368, 3140704, 5103644, 5832736, 6281408, 10207288, 11665472, 20414576, 40829152, 81658304]

約数ペア:

[(1, 81658304), (2, 40829152), (4, 20414576), (7, 11665472), (8, 10207288), (13, 6281408), (14, 5832736), (16, 5103644), (26, 3140704), (28, 2916368), (32, 2551822), (49, 1666496), (52, 1570352), (56, 1458184), (64, 1275911), (91, 897344), (98, 833248), (104, 785176), (112, 729092), (182, 448672), (196, 416624), (208, 392588), (224, 364546), (364, 224336), (392, 208312), (416, 196294), (448, 182273), (637, 128192), (728, 112168), (784, 104156), (832, 98147), (1274, 64096), (1456, 56084), (1568, 52078), (2003, 40768), (2548, 32048), (2912, 28042), (3136, 26039), (4006, 20384), (5096, 16024), (5824, 14021), (8012, 10192)]