171520

素因数分解:

$2^9\times 5^1\times {\mathrm{67}}^1$

素因数の和:90

約数の個数: 40

約数和(自身を含む): 417384

約数和(自身を除く): 245864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 512, 536, 640, 670, 1072, 1280, 1340, 2144, 2560, 2680, 4288, 5360, 8576, 10720, 17152, 21440, 34304, 42880, 85760, 171520]

約数ペア:

[(1, 171520), (2, 85760), (4, 42880), (5, 34304), (8, 21440), (10, 17152), (16, 10720), (20, 8576), (32, 5360), (40, 4288), (64, 2680), (67, 2560), (80, 2144), (128, 1340), (134, 1280), (160, 1072), (256, 670), (268, 640), (320, 536), (335, 512)]