71409760

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1697}}^1$

素因数の和:1975

約数の個数: 48

約数和(自身を含む): 169446816

約数和(自身を除く): 98037056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 1697, 2104, 2630, 3394, 4208, 5260, 6788, 8416, 8485, 10520, 13576, 16970, 21040, 27152, 33940, 42080, 54304, 67880, 135760, 271520, 446311, 892622, 1785244, 2231555, 3570488, 4463110, 7140976, 8926220, 14281952, 17852440, 35704880, 71409760]

約数ペア:

[(1, 71409760), (2, 35704880), (4, 17852440), (5, 14281952), (8, 8926220), (10, 7140976), (16, 4463110), (20, 3570488), (32, 2231555), (40, 1785244), (80, 892622), (160, 446311), (263, 271520), (526, 135760), (1052, 67880), (1315, 54304), (1697, 42080), (2104, 33940), (2630, 27152), (3394, 21040), (4208, 16970), (5260, 13576), (6788, 10520), (8416, 8485)]