172099072

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{7817}}^1$

素因数の和:7878

約数の個数: 40

約数和(自身を含む): 351903816

約数和(自身を除く): 179804744

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 5504, 7817, 11008, 15634, 22016, 31268, 62536, 125072, 250144, 336131, 500288, 672262, 1000576, 1344524, 2001152, 2689048, 4002304, 5378096, 10756192, 21512384, 43024768, 86049536, 172099072]

約数ペア:

[(1, 172099072), (2, 86049536), (4, 43024768), (8, 21512384), (16, 10756192), (32, 5378096), (43, 4002304), (64, 2689048), (86, 2001152), (128, 1344524), (172, 1000576), (256, 672262), (344, 500288), (512, 336131), (688, 250144), (1376, 125072), (2752, 62536), (5504, 31268), (7817, 22016), (11008, 15634)]