42880

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1$

素因数の和:86

約数の個数: 32

約数和(自身を含む): 104040

約数和(自身を除く): 61160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 268, 320, 335, 536, 640, 670, 1072, 1340, 2144, 2680, 4288, 5360, 8576, 10720, 21440, 42880]

約数ペア:

[(1, 42880), (2, 21440), (4, 10720), (5, 8576), (8, 5360), (10, 4288), (16, 2680), (20, 2144), (32, 1340), (40, 1072), (64, 670), (67, 640), (80, 536), (128, 335), (134, 320), (160, 268)]