90162520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{322009}}^1$

素因数の和:322027

約数の個数: 32

約数和(自身を含む): 231847200

約数和(自身を除く): 141684680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 322009, 644018, 1288036, 1610045, 2254063, 2576072, 3220090, 4508126, 6440180, 9016252, 11270315, 12880360, 18032504, 22540630, 45081260, 90162520]

約数ペア:

[(1, 90162520), (2, 45081260), (4, 22540630), (5, 18032504), (7, 12880360), (8, 11270315), (10, 9016252), (14, 6440180), (20, 4508126), (28, 3220090), (35, 2576072), (40, 2254063), (56, 1610045), (70, 1288036), (140, 644018), (280, 322009)]