51215680

素因数分解:

$2^6\times 5^1\times {\mathrm{160049}}^1$

素因数の和:160066

約数の個数: 28

約数和(自身を含む): 121958100

約数和(自身を除く): 70742420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 160049, 320098, 640196, 800245, 1280392, 1600490, 2560784, 3200980, 5121568, 6401960, 10243136, 12803920, 25607840, 51215680]

約数ペア:

[(1, 51215680), (2, 25607840), (4, 12803920), (5, 10243136), (8, 6401960), (10, 5121568), (16, 3200980), (20, 2560784), (32, 1600490), (40, 1280392), (64, 800245), (80, 640196), (160, 320098), (320, 160049)]