200515005

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 356638464

約数和(自身を除く): 156123459

約数列:

[1, 3, 5, 9, 15, 45, 71, 97, 213, 291, 355, 485, 639, 647, 873, 1065, 1455, 1941, 3195, 3235, 4365, 5823, 6887, 9705, 20661, 29115, 34435, 45937, 61983, 62759, 103305, 137811, 188277, 229685, 309915, 313795, 413433, 564831, 689055, 941385, 2067165, 2824155, 4455889, 13367667, 22279445, 40103001, 66838335, 200515005]

約数ペア:

[(1, 200515005), (3, 66838335), (5, 40103001), (9, 22279445), (15, 13367667), (45, 4455889), (71, 2824155), (97, 2067165), (213, 941385), (291, 689055), (355, 564831), (485, 413433), (639, 313795), (647, 309915), (873, 229685), (1065, 188277), (1455, 137811), (1941, 103305), (3195, 62759), (3235, 61983), (4365, 45937), (5823, 34435), (6887, 29115), (9705, 20661)]