72907528

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1999}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 141120000

約数和(自身を除く): 68212472

約数列:

[1, 2, 4, 8, 47, 94, 97, 188, 194, 376, 388, 776, 1999, 3998, 4559, 7996, 9118, 15992, 18236, 36472, 93953, 187906, 193903, 375812, 387806, 751624, 775612, 1551224, 9113441, 18226882, 36453764, 72907528]

約数ペア:

[(1, 72907528), (2, 36453764), (4, 18226882), (8, 9113441), (47, 1551224), (94, 775612), (97, 751624), (188, 387806), (194, 375812), (376, 193903), (388, 187906), (776, 93953), (1999, 36472), (3998, 18236), (4559, 15992), (7996, 9118)]