7887275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 11784960

約数和(自身を除く): 3897685

約数列:

[1, 5, 11, 23, 25, 29, 43, 55, 115, 145, 215, 253, 275, 319, 473, 575, 667, 725, 989, 1075, 1247, 1265, 1595, 2365, 3335, 4945, 6235, 6325, 7337, 7975, 10879, 11825, 13717, 16675, 24725, 28681, 31175, 36685, 54395, 68585, 143405, 183425, 271975, 315491, 342925, 717025, 1577455, 7887275]

約数ペア:

[(1, 7887275), (5, 1577455), (11, 717025), (23, 342925), (25, 315491), (29, 271975), (43, 183425), (55, 143405), (115, 68585), (145, 54395), (215, 36685), (253, 31175), (275, 28681), (319, 24725), (473, 16675), (575, 13717), (667, 11825), (725, 10879), (989, 7975), (1075, 7337), (1247, 6325), (1265, 6235), (1595, 4945), (2365, 3335)]