25859456

素因数分解:

$2^7\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 128

約数和(自身を含む): 65280000

約数和(自身を除く): 39420544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 49, 56, 62, 64, 76, 98, 112, 124, 128, 133, 152, 196, 217, 224, 248, 266, 304, 343, 392, 434, 448, 496, 532, 589, 608, 686, 784, 868, 896, 931, 992, 1064, 1178, 1216, 1372, 1519, 1568, 1736, 1862, 1984, 2128, 2356, 2432, 2744, 3038, 3136, 3472, 3724, 3968, 4123, 4256, 4712, 5488, 6076, 6272, 6517, 6944, 7448, 8246, 8512, 9424, 10633, 10976, 12152, 13034, 13888, 14896, 16492, 17024, 18848, 21266, 21952, 24304, 26068, 27776, 28861, 29792, 32984, 37696, 42532, 43904, 48608, 52136, 57722, 59584, 65968, 75392, 85064, 97216, 104272, 115444, 119168, 131936, 170128, 194432, 202027, 208544, 230888, 263872, 340256, 404054, 417088, 461776, 527744, 680512, 808108, 834176, 923552, 1361024, 1616216, 1847104, 3232432, 3694208, 6464864, 12929728, 25859456]

約数ペア:

[(1, 25859456), (2, 12929728), (4, 6464864), (7, 3694208), (8, 3232432), (14, 1847104), (16, 1616216), (19, 1361024), (28, 923552), (31, 834176), (32, 808108), (38, 680512), (49, 527744), (56, 461776), (62, 417088), (64, 404054), (76, 340256), (98, 263872), (112, 230888), (124, 208544), (128, 202027), (133, 194432), (152, 170128), (196, 131936), (217, 119168), (224, 115444), (248, 104272), (266, 97216), (304, 85064), (343, 75392), (392, 65968), (434, 59584), (448, 57722), (496, 52136), (532, 48608), (589, 43904), (608, 42532), (686, 37696), (784, 32984), (868, 29792), (896, 28861), (931, 27776), (992, 26068), (1064, 24304), (1178, 21952), (1216, 21266), (1372, 18848), (1519, 17024), (1568, 16492), (1736, 14896), (1862, 13888), (1984, 13034), (2128, 12152), (2356, 10976), (2432, 10633), (2744, 9424), (3038, 8512), (3136, 8246), (3472, 7448), (3724, 6944), (3968, 6517), (4123, 6272), (4256, 6076), (4712, 5488)]