85625728

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 178801920

約数和(自身を除く): 93176192

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 128, 172, 188, 331, 344, 376, 662, 688, 752, 1324, 1376, 1504, 2021, 2648, 2752, 3008, 4042, 5296, 5504, 6016, 8084, 10592, 14233, 15557, 16168, 21184, 28466, 31114, 32336, 42368, 56932, 62228, 64672, 113864, 124456, 129344, 227728, 248912, 258688, 455456, 497824, 668951, 910912, 995648, 1337902, 1821824, 1991296, 2675804, 5351608, 10703216, 21406432, 42812864, 85625728]

約数ペア:

[(1, 85625728), (2, 42812864), (4, 21406432), (8, 10703216), (16, 5351608), (32, 2675804), (43, 1991296), (47, 1821824), (64, 1337902), (86, 995648), (94, 910912), (128, 668951), (172, 497824), (188, 455456), (331, 258688), (344, 248912), (376, 227728), (662, 129344), (688, 124456), (752, 113864), (1324, 64672), (1376, 62228), (1504, 56932), (2021, 42368), (2648, 32336), (2752, 31114), (3008, 28466), (4042, 21184), (5296, 16168), (5504, 15557), (6016, 14233), (8084, 10592)]