2006081825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{983}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 2798070912

約数和(自身を除く): 791989087

約数列:

[1, 5, 11, 25, 41, 55, 181, 205, 275, 451, 905, 983, 1025, 1991, 2255, 4525, 4915, 7421, 9955, 10813, 11275, 24575, 37105, 40303, 49775, 54065, 81631, 177923, 185525, 201515, 270325, 408155, 443333, 889615, 1007575, 1957153, 2040775, 2216665, 4448075, 7294843, 9785765, 11083325, 36474215, 48928825, 80243273, 182371075, 401216365, 2006081825]

約数ペア:

[(1, 2006081825), (5, 401216365), (11, 182371075), (25, 80243273), (41, 48928825), (55, 36474215), (181, 11083325), (205, 9785765), (275, 7294843), (451, 4448075), (905, 2216665), (983, 2040775), (1025, 1957153), (1991, 1007575), (2255, 889615), (4525, 443333), (4915, 408155), (7421, 270325), (9955, 201515), (10813, 185525), (11275, 177923), (24575, 81631), (37105, 54065), (40303, 49775)]