676767325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{613}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 937995520

約数和(自身を除く): 261228195

約数列:

[1, 5, 13, 25, 43, 65, 79, 215, 325, 395, 559, 613, 1027, 1075, 1975, 2795, 3065, 3397, 5135, 7969, 13975, 15325, 16985, 25675, 26359, 39845, 44161, 48427, 84925, 131795, 199225, 220805, 242135, 342667, 629551, 658975, 1104025, 1210675, 1713335, 2082361, 3147755, 8566675, 10411805, 15738775, 27070693, 52059025, 135353465, 676767325]

約数ペア:

[(1, 676767325), (5, 135353465), (13, 52059025), (25, 27070693), (43, 15738775), (65, 10411805), (79, 8566675), (215, 3147755), (325, 2082361), (395, 1713335), (559, 1210675), (613, 1104025), (1027, 658975), (1075, 629551), (1975, 342667), (2795, 242135), (3065, 220805), (3397, 199225), (5135, 131795), (7969, 84925), (13975, 48427), (15325, 44161), (16985, 39845), (25675, 26359)]