161555968

素因数分解:

$2^9\times 7^1\times {\mathrm{45077}}^1$

素因数の和:45102

約数の個数: 40

約数和(自身を含む): 368918352

約数和(自身を除く): 207362384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 45077, 90154, 180308, 315539, 360616, 631078, 721232, 1262156, 1442464, 2524312, 2884928, 5048624, 5769856, 10097248, 11539712, 20194496, 23079424, 40388992, 80777984, 161555968]

約数ペア:

[(1, 161555968), (2, 80777984), (4, 40388992), (7, 23079424), (8, 20194496), (14, 11539712), (16, 10097248), (28, 5769856), (32, 5048624), (56, 2884928), (64, 2524312), (112, 1442464), (128, 1262156), (224, 721232), (256, 631078), (448, 360616), (512, 315539), (896, 180308), (1792, 90154), (3584, 45077)]