87082520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311009}}^1$

素因数の和:311027

約数の個数: 32

約数和(自身を含む): 223927200

約数和(自身を除く): 136844680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311009, 622018, 1244036, 1555045, 2177063, 2488072, 3110090, 4354126, 6220180, 8708252, 10885315, 12440360, 17416504, 21770630, 43541260, 87082520]

約数ペア:

[(1, 87082520), (2, 43541260), (4, 21770630), (5, 17416504), (7, 12440360), (8, 10885315), (10, 8708252), (14, 6220180), (20, 4354126), (28, 3110090), (35, 2488072), (40, 2177063), (56, 1555045), (70, 1244036), (140, 622018), (280, 311009)]