87179540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2423}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 210131712

約数和(自身を除く): 122952172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2423, 2570, 3598, 4846, 5140, 7196, 8995, 9692, 12115, 16961, 17990, 24230, 33922, 35980, 48460, 67844, 84805, 169610, 339220, 622711, 1245422, 2490844, 3113555, 4358977, 6227110, 8717954, 12454220, 17435908, 21794885, 43589770, 87179540]

約数ペア:

[(1, 87179540), (2, 43589770), (4, 21794885), (5, 17435908), (7, 12454220), (10, 8717954), (14, 6227110), (20, 4358977), (28, 3113555), (35, 2490844), (70, 1245422), (140, 622711), (257, 339220), (514, 169610), (1028, 84805), (1285, 67844), (1799, 48460), (2423, 35980), (2570, 33922), (3598, 24230), (4846, 17990), (5140, 16961), (7196, 12115), (8995, 9692)]