68127520

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1619}}^1$

素因数の和:1897

約数の個数: 48

約数和(自身を含む): 161663040

約数和(自身を除く): 93535520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 1619, 2104, 2630, 3238, 4208, 5260, 6476, 8095, 8416, 10520, 12952, 16190, 21040, 25904, 32380, 42080, 51808, 64760, 129520, 259040, 425797, 851594, 1703188, 2128985, 3406376, 4257970, 6812752, 8515940, 13625504, 17031880, 34063760, 68127520]

約数ペア:

[(1, 68127520), (2, 34063760), (4, 17031880), (5, 13625504), (8, 8515940), (10, 6812752), (16, 4257970), (20, 3406376), (32, 2128985), (40, 1703188), (80, 851594), (160, 425797), (263, 259040), (526, 129520), (1052, 64760), (1315, 51808), (1619, 42080), (2104, 32380), (2630, 25904), (3238, 21040), (4208, 16190), (5260, 12952), (6476, 10520), (8095, 8416)]