206750375

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{9787}}^1$

素因数の和:9828

約数の個数: 24

約数和(自身を含む): 279427824

約数和(自身を除く): 72677449

約数列:

[1, 5, 13, 25, 65, 125, 169, 325, 845, 1625, 4225, 9787, 21125, 48935, 127231, 244675, 636155, 1223375, 1654003, 3180775, 8270015, 15903875, 41350075, 206750375]

約数ペア:

[(1, 206750375), (5, 41350075), (13, 15903875), (25, 8270015), (65, 3180775), (125, 1654003), (169, 1223375), (325, 636155), (845, 244675), (1625, 127231), (4225, 48935), (9787, 21125)]