71727520

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6691}}^1$

素因数の和:6773

約数の個数: 48

約数和(自身を含む): 172011168

約数和(自身を除く): 100283648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6691, 10720, 13382, 26764, 33455, 53528, 66910, 107056, 133820, 214112, 267640, 448297, 535280, 896594, 1070560, 1793188, 2241485, 3586376, 4482970, 7172752, 8965940, 14345504, 17931880, 35863760, 71727520]

約数ペア:

[(1, 71727520), (2, 35863760), (4, 17931880), (5, 14345504), (8, 8965940), (10, 7172752), (16, 4482970), (20, 3586376), (32, 2241485), (40, 1793188), (67, 1070560), (80, 896594), (134, 535280), (160, 448297), (268, 267640), (335, 214112), (536, 133820), (670, 107056), (1072, 66910), (1340, 53528), (2144, 33455), (2680, 26764), (5360, 13382), (6691, 10720)]