202190065

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12809}}^1$

素因数の和:12873

約数の個数: 32

約数和(自身を含む): 309899520

約数和(自身を除く): 107709455

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 205, 287, 385, 451, 1435, 2255, 3157, 12809, 15785, 64045, 89663, 140899, 448315, 525169, 704495, 986293, 2625845, 3676183, 4931465, 5776859, 18380915, 28884295, 40438013, 202190065]

約数ペア:

[(1, 202190065), (5, 40438013), (7, 28884295), (11, 18380915), (35, 5776859), (41, 4931465), (55, 3676183), (77, 2625845), (205, 986293), (287, 704495), (385, 525169), (451, 448315), (1435, 140899), (2255, 89663), (3157, 64045), (12809, 15785)]