258879905

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 325987200

約数和(自身を除く): 67107295

約数列:

[1, 5, 59, 83, 97, 109, 295, 415, 485, 545, 4897, 5723, 6431, 8051, 9047, 10573, 24485, 28615, 32155, 40255, 45235, 52865, 475009, 533773, 623807, 877559, 2375045, 2668865, 3119035, 4387795, 51775981, 258879905]

約数ペア:

[(1, 258879905), (5, 51775981), (59, 4387795), (83, 3119035), (97, 2668865), (109, 2375045), (295, 877559), (415, 623807), (485, 533773), (545, 475009), (4897, 52865), (5723, 45235), (6431, 40255), (8051, 32155), (9047, 28615), (10573, 24485)]