319232

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 36

約数和(自身を含む): 674520

約数和(自身を除く): 355288

約数列:

[1, 2, 4, 8, 16, 29, 32, 43, 58, 64, 86, 116, 128, 172, 232, 256, 344, 464, 688, 928, 1247, 1376, 1856, 2494, 2752, 3712, 4988, 5504, 7424, 9976, 11008, 19952, 39904, 79808, 159616, 319232]

約数ペア:

[(1, 319232), (2, 159616), (4, 79808), (8, 39904), (16, 19952), (29, 11008), (32, 9976), (43, 7424), (58, 5504), (64, 4988), (86, 3712), (116, 2752), (128, 2494), (172, 1856), (232, 1376), (256, 1247), (344, 928), (464, 688)]