71042560

素因数分解:

$2^9\times 5^1\times {\mathrm{27751}}^1$

素因数の和:27774

約数の個数: 40

約数和(自身を含む): 170341776

約数和(自身を除く): 99299216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 27751, 55502, 111004, 138755, 222008, 277510, 444016, 555020, 888032, 1110040, 1776064, 2220080, 3552128, 4440160, 7104256, 8880320, 14208512, 17760640, 35521280, 71042560]

約数ペア:

[(1, 71042560), (2, 35521280), (4, 17760640), (5, 14208512), (8, 8880320), (10, 7104256), (16, 4440160), (20, 3552128), (32, 2220080), (40, 1776064), (64, 1110040), (80, 888032), (128, 555020), (160, 444016), (256, 277510), (320, 222008), (512, 138755), (640, 111004), (1280, 55502), (2560, 27751)]