200520495

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{30313}}^1$

素因数の和:30341

約数の個数: 48

約数和(自身を含む): 414695520

約数和(自身を除く): 214175025

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 30313, 90939, 151565, 212191, 272817, 454695, 636573, 818451, 1060955, 1364085, 1485337, 1909719, 3182865, 4092255, 4456011, 5729157, 7426685, 9548595, 13368033, 22280055, 28645785, 40104099, 66840165, 200520495]

約数ペア:

[(1, 200520495), (3, 66840165), (5, 40104099), (7, 28645785), (9, 22280055), (15, 13368033), (21, 9548595), (27, 7426685), (35, 5729157), (45, 4456011), (49, 4092255), (63, 3182865), (105, 1909719), (135, 1485337), (147, 1364085), (189, 1060955), (245, 818451), (315, 636573), (441, 454695), (735, 272817), (945, 212191), (1323, 151565), (2205, 90939), (6615, 30313)]