42809095

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 63825408

約数和(自身を除く): 21016313

約数列:

[1, 5, 7, 23, 35, 49, 71, 107, 115, 161, 245, 355, 497, 535, 749, 805, 1127, 1633, 2461, 2485, 3479, 3745, 5243, 5635, 7597, 8165, 11431, 12305, 17227, 17395, 26215, 37985, 53179, 57155, 80017, 86135, 120589, 174731, 265895, 372253, 400085, 602945, 873655, 1223117, 1861265, 6115585, 8561819, 42809095]

約数ペア:

[(1, 42809095), (5, 8561819), (7, 6115585), (23, 1861265), (35, 1223117), (49, 873655), (71, 602945), (107, 400085), (115, 372253), (161, 265895), (245, 174731), (355, 120589), (497, 86135), (535, 80017), (749, 57155), (805, 53179), (1127, 37985), (1633, 26215), (2461, 17395), (2485, 17227), (3479, 12305), (3745, 11431), (5243, 8165), (5635, 7597)]