90744745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{71}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 138523392

約数和(自身を除く): 47778647

約数列:

[1, 5, 7, 13, 35, 53, 65, 71, 91, 265, 355, 371, 455, 497, 689, 923, 1855, 2485, 2809, 3445, 3763, 4615, 4823, 6461, 14045, 18815, 19663, 24115, 26341, 32305, 36517, 48919, 98315, 131705, 182585, 199439, 244595, 255619, 342433, 997195, 1278095, 1396073, 1712165, 2592707, 6980365, 12963535, 18148949, 90744745]

約数ペア:

[(1, 90744745), (5, 18148949), (7, 12963535), (13, 6980365), (35, 2592707), (53, 1712165), (65, 1396073), (71, 1278095), (91, 997195), (265, 342433), (355, 255619), (371, 244595), (455, 199439), (497, 182585), (689, 131705), (923, 98315), (1855, 48919), (2485, 36517), (2809, 32305), (3445, 26341), (3763, 24115), (4615, 19663), (4823, 18815), (6461, 14045)]