7856975

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 12499200

約数和(自身を除く): 4642225

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 139, 175, 323, 425, 475, 595, 665, 695, 973, 1615, 2261, 2363, 2641, 2975, 3325, 3475, 4865, 8075, 11305, 11815, 13205, 16541, 18487, 24325, 44897, 56525, 59075, 66025, 82705, 92435, 224485, 314279, 413525, 462175, 1122425, 1571395, 7856975]

約数ペア:

[(1, 7856975), (5, 1571395), (7, 1122425), (17, 462175), (19, 413525), (25, 314279), (35, 224485), (85, 92435), (95, 82705), (119, 66025), (133, 59075), (139, 56525), (175, 44897), (323, 24325), (425, 18487), (475, 16541), (595, 13205), (665, 11815), (695, 11305), (973, 8075), (1615, 4865), (2261, 3475), (2363, 3325), (2641, 2975)]