200978635

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 297851904

約数和(自身を除く): 96873269

約数列:

[1, 5, 11, 13, 37, 55, 65, 71, 107, 143, 185, 355, 407, 481, 535, 715, 781, 923, 1177, 1391, 2035, 2405, 2627, 3905, 3959, 4615, 5291, 5885, 6955, 7597, 10153, 13135, 15301, 19795, 26455, 28897, 34151, 37985, 43549, 50765, 51467, 76505, 83567, 98761, 144485, 170755, 217745, 257335, 281089, 375661, 417835, 493805, 566137, 1086371, 1405445, 1878305, 2830685, 3091979, 3654157, 5431855, 15459895, 18270785, 40195727, 200978635]

約数ペア:

[(1, 200978635), (5, 40195727), (11, 18270785), (13, 15459895), (37, 5431855), (55, 3654157), (65, 3091979), (71, 2830685), (107, 1878305), (143, 1405445), (185, 1086371), (355, 566137), (407, 493805), (481, 417835), (535, 375661), (715, 281089), (781, 257335), (923, 217745), (1177, 170755), (1391, 144485), (2035, 98761), (2405, 83567), (2627, 76505), (3905, 51467), (3959, 50765), (4615, 43549), (5291, 37985), (5885, 34151), (6955, 28897), (7597, 26455), (10153, 19795), (13135, 15301)]