210810875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 289336320

約数和(自身を除く): 78525445

約数列:

[1, 5, 11, 25, 55, 125, 139, 275, 695, 1103, 1375, 1529, 3475, 5515, 7645, 12133, 17375, 27575, 38225, 60665, 137875, 153317, 191125, 303325, 766585, 1516625, 1686487, 3832925, 8432435, 19164625, 42162175, 210810875]

約数ペア:

[(1, 210810875), (5, 42162175), (11, 19164625), (25, 8432435), (55, 3832925), (125, 1686487), (139, 1516625), (275, 766585), (695, 303325), (1103, 191125), (1375, 153317), (1529, 137875), (3475, 60665), (5515, 38225), (7645, 27575), (12133, 17375)]