71659840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31991}}^1$

素因数の和:32015

約数の個数: 56

約数和(自身を含む): 195023232

約数和(自身を除く): 123363392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 31991, 63982, 127964, 159955, 223937, 255928, 319910, 447874, 511856, 639820, 895748, 1023712, 1119685, 1279640, 1791496, 2047424, 2239370, 2559280, 3582992, 4478740, 5118560, 7165984, 8957480, 10237120, 14331968, 17914960, 35829920, 71659840]

約数ペア:

[(1, 71659840), (2, 35829920), (4, 17914960), (5, 14331968), (7, 10237120), (8, 8957480), (10, 7165984), (14, 5118560), (16, 4478740), (20, 3582992), (28, 2559280), (32, 2239370), (35, 2047424), (40, 1791496), (56, 1279640), (64, 1119685), (70, 1023712), (80, 895748), (112, 639820), (140, 511856), (160, 447874), (224, 319910), (280, 255928), (320, 223937), (448, 159955), (560, 127964), (1120, 63982), (2240, 31991)]