86439680

素因数分解:

$2^8\times 5^1\times {\mathrm{67531}}^1$

素因数の和:67552

約数の個数: 36

約数和(自身を含む): 207053112

約数和(自身を除く): 120613432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 67531, 135062, 270124, 337655, 540248, 675310, 1080496, 1350620, 2160992, 2701240, 4321984, 5402480, 8643968, 10804960, 17287936, 21609920, 43219840, 86439680]

約数ペア:

[(1, 86439680), (2, 43219840), (4, 21609920), (5, 17287936), (8, 10804960), (10, 8643968), (16, 5402480), (20, 4321984), (32, 2701240), (40, 2160992), (64, 1350620), (80, 1080496), (128, 675310), (160, 540248), (256, 337655), (320, 270124), (640, 135062), (1280, 67531)]