25612496

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:401

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 36883504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 359, 364, 392, 637, 686, 718, 728, 784, 1274, 1372, 1436, 1456, 2513, 2548, 2744, 2872, 4459, 4667, 5026, 5096, 5488, 5744, 8918, 9334, 10052, 10192, 17591, 17836, 18668, 20104, 32669, 35182, 35672, 37336, 40208, 65338, 70364, 71344, 74672, 123137, 130676, 140728, 228683, 246274, 261352, 281456, 457366, 492548, 522704, 914732, 985096, 1600781, 1829464, 1970192, 3201562, 3658928, 6403124, 12806248, 25612496]

約数ペア:

[(1, 25612496), (2, 12806248), (4, 6403124), (7, 3658928), (8, 3201562), (13, 1970192), (14, 1829464), (16, 1600781), (26, 985096), (28, 914732), (49, 522704), (52, 492548), (56, 457366), (91, 281456), (98, 261352), (104, 246274), (112, 228683), (182, 140728), (196, 130676), (208, 123137), (343, 74672), (359, 71344), (364, 70364), (392, 65338), (637, 40208), (686, 37336), (718, 35672), (728, 35182), (784, 32669), (1274, 20104), (1372, 18668), (1436, 17836), (1456, 17591), (2513, 10192), (2548, 10052), (2744, 9334), (2872, 8918), (4459, 5744), (4667, 5488), (5026, 5096)]