83722520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2903}}^1$

素因数の和:3024

約数の個数: 64

約数和(自身を含む): 217451520

約数和(自身を除く): 133729000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2884, 2903, 3605, 4120, 5768, 5806, 7210, 11612, 14420, 14515, 20321, 23224, 28840, 29030, 40642, 58060, 81284, 101605, 116120, 162568, 203210, 299009, 406420, 598018, 812840, 1196036, 1495045, 2093063, 2392072, 2990090, 4186126, 5980180, 8372252, 10465315, 11960360, 16744504, 20930630, 41861260, 83722520]

約数ペア:

[(1, 83722520), (2, 41861260), (4, 20930630), (5, 16744504), (7, 11960360), (8, 10465315), (10, 8372252), (14, 5980180), (20, 4186126), (28, 2990090), (35, 2392072), (40, 2093063), (56, 1495045), (70, 1196036), (103, 812840), (140, 598018), (206, 406420), (280, 299009), (412, 203210), (515, 162568), (721, 116120), (824, 101605), (1030, 81284), (1442, 58060), (2060, 40642), (2884, 29030), (2903, 28840), (3605, 23224), (4120, 20321), (5768, 14515), (5806, 14420), (7210, 11612)]