87081575

素因数分解:

$5^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1061}}^1$

素因数の和:1152

約数の個数: 36

約数和(自身を含む): 127605672

約数和(自身を除く): 40524097

約数列:

[1, 5, 7, 25, 35, 49, 67, 175, 245, 335, 469, 1061, 1225, 1675, 2345, 3283, 5305, 7427, 11725, 16415, 26525, 37135, 51989, 71087, 82075, 185675, 259945, 355435, 497609, 1299725, 1777175, 2488045, 3483263, 12440225, 17416315, 87081575]

約数ペア:

[(1, 87081575), (5, 17416315), (7, 12440225), (25, 3483263), (35, 2488045), (49, 1777175), (67, 1299725), (175, 497609), (245, 355435), (335, 259945), (469, 185675), (1061, 82075), (1225, 71087), (1675, 51989), (2345, 37135), (3283, 26525), (5305, 16415), (7427, 11725)]