86973880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3028

約数の個数: 64

約数和(自身を含む): 225815040

約数和(自身を除く): 138841160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2903, 2996, 3745, 4280, 5806, 5992, 7490, 11612, 14515, 14980, 20321, 23224, 29030, 29960, 40642, 58060, 81284, 101605, 116120, 162568, 203210, 310621, 406420, 621242, 812840, 1242484, 1553105, 2174347, 2484968, 3106210, 4348694, 6212420, 8697388, 10871735, 12424840, 17394776, 21743470, 43486940, 86973880]

約数ペア:

[(1, 86973880), (2, 43486940), (4, 21743470), (5, 17394776), (7, 12424840), (8, 10871735), (10, 8697388), (14, 6212420), (20, 4348694), (28, 3106210), (35, 2484968), (40, 2174347), (56, 1553105), (70, 1242484), (107, 812840), (140, 621242), (214, 406420), (280, 310621), (428, 203210), (535, 162568), (749, 116120), (856, 101605), (1070, 81284), (1498, 58060), (2140, 40642), (2903, 29960), (2996, 29030), (3745, 23224), (4280, 20321), (5806, 14980), (5992, 14515), (7490, 11612)]