71967616

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2643

約数の個数: 64

約数和(自身を含む): 169205760

約数和(自身を除く): 97238144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 2591, 3472, 3968, 5182, 6944, 10364, 13888, 18137, 20728, 27776, 36274, 41456, 72548, 80321, 82912, 145096, 160642, 165824, 290192, 321284, 331648, 562247, 580384, 642568, 1124494, 1160768, 1285136, 2248988, 2321536, 2570272, 4497976, 5140544, 8995952, 10281088, 17991904, 35983808, 71967616]

約数ペア:

[(1, 71967616), (2, 35983808), (4, 17991904), (7, 10281088), (8, 8995952), (14, 5140544), (16, 4497976), (28, 2570272), (31, 2321536), (32, 2248988), (56, 1285136), (62, 1160768), (64, 1124494), (112, 642568), (124, 580384), (128, 562247), (217, 331648), (224, 321284), (248, 290192), (434, 165824), (448, 160642), (496, 145096), (868, 82912), (896, 80321), (992, 72548), (1736, 41456), (1984, 36274), (2591, 27776), (3472, 20728), (3968, 18137), (5182, 13888), (6944, 10364)]