54578925

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 109100160

約数和(自身を除く): 54521235

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 153, 171, 225, 255, 285, 323, 425, 475, 751, 765, 855, 969, 1275, 1425, 1615, 2253, 2907, 3755, 3825, 4275, 4845, 6759, 8075, 11265, 12767, 14269, 14535, 18775, 24225, 33795, 38301, 42807, 56325, 63835, 71345, 72675, 114903, 128421, 168975, 191505, 214035, 242573, 319175, 356725, 574515, 642105, 727719, 957525, 1070175, 1212865, 2183157, 2872575, 3210525, 3638595, 6064325, 10915785, 18192975, 54578925]

約数ペア:

[(1, 54578925), (3, 18192975), (5, 10915785), (9, 6064325), (15, 3638595), (17, 3210525), (19, 2872575), (25, 2183157), (45, 1212865), (51, 1070175), (57, 957525), (75, 727719), (85, 642105), (95, 574515), (153, 356725), (171, 319175), (225, 242573), (255, 214035), (285, 191505), (323, 168975), (425, 128421), (475, 114903), (751, 72675), (765, 71345), (855, 63835), (969, 56325), (1275, 42807), (1425, 38301), (1615, 33795), (2253, 24225), (2907, 18775), (3755, 14535), (3825, 14269), (4275, 12767), (4845, 11265), (6759, 8075)]