3881778385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{1289}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 5015520000

約数和(自身を除く): 1133741615

約数列:

[1, 5, 17, 71, 85, 355, 499, 1207, 1289, 2495, 6035, 6445, 8483, 21913, 35429, 42415, 91519, 109565, 177145, 457595, 602293, 643211, 1555823, 3011465, 3216055, 7779115, 10934587, 45667981, 54672935, 228339905, 776355677, 3881778385]

約数ペア:

[(1, 3881778385), (5, 776355677), (17, 228339905), (71, 54672935), (85, 45667981), (355, 10934587), (499, 7779115), (1207, 3216055), (1289, 3011465), (2495, 1555823), (6035, 643211), (6445, 602293), (8483, 457595), (21913, 177145), (35429, 109565), (42415, 91519)]