128230575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 251983872

約数和(自身を除く): 123753297

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 41, 51, 55, 75, 85, 123, 165, 187, 205, 223, 255, 275, 425, 451, 561, 615, 669, 697, 825, 935, 1025, 1115, 1275, 1353, 2091, 2255, 2453, 2805, 3075, 3345, 3485, 3791, 4675, 5575, 6765, 7359, 7667, 9143, 10455, 11275, 11373, 12265, 14025, 16725, 17425, 18955, 23001, 27429, 33825, 36795, 38335, 41701, 45715, 52275, 56865, 61325, 94775, 100573, 115005, 125103, 137145, 155431, 183975, 191675, 208505, 228575, 284325, 301719, 466293, 502865, 575025, 625515, 685725, 777155, 1042525, 1508595, 1709741, 2331465, 2514325, 3127575, 3885775, 5129223, 7542975, 8548705, 11657325, 25646115, 42743525, 128230575]

約数ペア:

[(1, 128230575), (3, 42743525), (5, 25646115), (11, 11657325), (15, 8548705), (17, 7542975), (25, 5129223), (33, 3885775), (41, 3127575), (51, 2514325), (55, 2331465), (75, 1709741), (85, 1508595), (123, 1042525), (165, 777155), (187, 685725), (205, 625515), (223, 575025), (255, 502865), (275, 466293), (425, 301719), (451, 284325), (561, 228575), (615, 208505), (669, 191675), (697, 183975), (825, 155431), (935, 137145), (1025, 125103), (1115, 115005), (1275, 100573), (1353, 94775), (2091, 61325), (2255, 56865), (2453, 52275), (2805, 45715), (3075, 41701), (3345, 38335), (3485, 36795), (3791, 33825), (4675, 27429), (5575, 23001), (6765, 18955), (7359, 17425), (7667, 16725), (9143, 14025), (10455, 12265), (11275, 11373)]