87725960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313307}}^1$

素因数の和:313325

約数の個数: 32

約数和(自身を含む): 225581760

約数和(自身を除く): 137855800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313307, 626614, 1253228, 1566535, 2193149, 2506456, 3133070, 4386298, 6266140, 8772596, 10965745, 12532280, 17545192, 21931490, 43862980, 87725960]

約数ペア:

[(1, 87725960), (2, 43862980), (4, 21931490), (5, 17545192), (7, 12532280), (8, 10965745), (10, 8772596), (14, 6266140), (20, 4386298), (28, 3133070), (35, 2506456), (40, 2193149), (56, 1566535), (70, 1253228), (140, 626614), (280, 313307)]