7638475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 10745840

約数和(自身を除く): 3107365

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 1237, 6175, 6185, 16081, 23503, 30925, 80405, 117515, 305539, 402025, 587575, 1527695, 7638475]

約数ペア:

[(1, 7638475), (5, 1527695), (13, 587575), (19, 402025), (25, 305539), (65, 117515), (95, 80405), (247, 30925), (325, 23503), (475, 16081), (1235, 6185), (1237, 6175)]