201660525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 401001120

約数和(自身を除く): 199340595

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 59, 75, 99, 165, 177, 225, 275, 295, 495, 531, 649, 825, 885, 1381, 1475, 1947, 2475, 2655, 3245, 4143, 4425, 5841, 6905, 9735, 12429, 13275, 15191, 16225, 20715, 29205, 34525, 45573, 48675, 62145, 75955, 81479, 103575, 136719, 146025, 227865, 244437, 310725, 379775, 407395, 683595, 733311, 896269, 1139325, 1222185, 2036975, 2688807, 3417975, 3666555, 4481345, 6110925, 8066421, 13444035, 18332775, 22406725, 40332105, 67220175, 201660525]

約数ペア:

[(1, 201660525), (3, 67220175), (5, 40332105), (9, 22406725), (11, 18332775), (15, 13444035), (25, 8066421), (33, 6110925), (45, 4481345), (55, 3666555), (59, 3417975), (75, 2688807), (99, 2036975), (165, 1222185), (177, 1139325), (225, 896269), (275, 733311), (295, 683595), (495, 407395), (531, 379775), (649, 310725), (825, 244437), (885, 227865), (1381, 146025), (1475, 136719), (1947, 103575), (2475, 81479), (2655, 75955), (3245, 62145), (4143, 48675), (4425, 45573), (5841, 34525), (6905, 29205), (9735, 20715), (12429, 16225), (13275, 15191)]