40506565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 17409083

約数列:

[1, 5, 11, 23, 41, 55, 71, 115, 121, 205, 253, 355, 451, 605, 781, 943, 1265, 1633, 2255, 2783, 2911, 3905, 4715, 4961, 8165, 8591, 10373, 13915, 14555, 17963, 24805, 32021, 42955, 51865, 66953, 89815, 114103, 160105, 197593, 334765, 352231, 570515, 736483, 987965, 1761155, 3682415, 8101313, 40506565]

約数ペア:

[(1, 40506565), (5, 8101313), (11, 3682415), (23, 1761155), (41, 987965), (55, 736483), (71, 570515), (115, 352231), (121, 334765), (205, 197593), (253, 160105), (355, 114103), (451, 89815), (605, 66953), (781, 51865), (943, 42955), (1265, 32021), (1633, 24805), (2255, 17963), (2783, 14555), (2911, 13915), (3905, 10373), (4715, 8591), (4961, 8165)]