85857920

素因数分解:

$2^7\times 5^1\times {\mathrm{134153}}^1$

素因数の和:134172

約数の個数: 32

約数和(自身を含む): 205255620

約数和(自身を除く): 119397700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 134153, 268306, 536612, 670765, 1073224, 1341530, 2146448, 2683060, 4292896, 5366120, 8585792, 10732240, 17171584, 21464480, 42928960, 85857920]

約数ペア:

[(1, 85857920), (2, 42928960), (4, 21464480), (5, 17171584), (8, 10732240), (10, 8585792), (16, 5366120), (20, 4292896), (32, 2683060), (40, 2146448), (64, 1341530), (80, 1073224), (128, 670765), (160, 536612), (320, 268306), (640, 134153)]