7828975

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 12499200

約数和(自身を除く): 4670225

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 83, 175, 245, 275, 343, 385, 415, 539, 581, 913, 1225, 1715, 1925, 2075, 2695, 2905, 3773, 4067, 4565, 6391, 8575, 13475, 14525, 18865, 20335, 22825, 28469, 31955, 44737, 94325, 101675, 142345, 159775, 223685, 313159, 711725, 1118425, 1565795, 7828975]

約数ペア:

[(1, 7828975), (5, 1565795), (7, 1118425), (11, 711725), (25, 313159), (35, 223685), (49, 159775), (55, 142345), (77, 101675), (83, 94325), (175, 44737), (245, 31955), (275, 28469), (343, 22825), (385, 20335), (415, 18865), (539, 14525), (581, 13475), (913, 8575), (1225, 6391), (1715, 4565), (1925, 4067), (2075, 3773), (2695, 2905)]