1292281655

素因数分解:

$5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 1892352000

約数和(自身を除く): 600070345

約数列:

[1, 5, 7, 31, 35, 49, 109, 155, 217, 223, 245, 343, 545, 763, 1085, 1115, 1519, 1561, 1715, 3379, 3815, 5341, 6913, 7595, 7805, 10633, 10927, 16895, 23653, 24307, 26705, 34565, 37387, 48391, 53165, 54635, 76489, 118265, 121535, 165571, 170149, 186935, 241955, 338737, 382445, 753517, 827855, 850745, 1158997, 1191043, 1693685, 2371159, 3767585, 5274619, 5794985, 5955215, 8337301, 11855795, 26373095, 36922333, 41686505, 184611665, 258456331, 1292281655]

約数ペア:

[(1, 1292281655), (5, 258456331), (7, 184611665), (31, 41686505), (35, 36922333), (49, 26373095), (109, 11855795), (155, 8337301), (217, 5955215), (223, 5794985), (245, 5274619), (343, 3767585), (545, 2371159), (763, 1693685), (1085, 1191043), (1115, 1158997), (1519, 850745), (1561, 827855), (1715, 753517), (3379, 382445), (3815, 338737), (5341, 241955), (6913, 186935), (7595, 170149), (7805, 165571), (10633, 121535), (10927, 118265), (16895, 76489), (23653, 54635), (24307, 53165), (26705, 48391), (34565, 37387)]