53500275

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 103413024

約数和(自身を除く): 49912749

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 71, 75, 85, 153, 197, 213, 225, 255, 355, 425, 591, 639, 765, 985, 1065, 1207, 1275, 1773, 1775, 2955, 3195, 3349, 3621, 3825, 4925, 5325, 6035, 8865, 10047, 10863, 13987, 14775, 15975, 16745, 18105, 30141, 30175, 41961, 44325, 50235, 54315, 69935, 83725, 90525, 125883, 150705, 209805, 237779, 251175, 271575, 349675, 629415, 713337, 753525, 1049025, 1188895, 2140011, 3147075, 3566685, 5944475, 10700055, 17833425, 53500275]

約数ペア:

[(1, 53500275), (3, 17833425), (5, 10700055), (9, 5944475), (15, 3566685), (17, 3147075), (25, 2140011), (45, 1188895), (51, 1049025), (71, 753525), (75, 713337), (85, 629415), (153, 349675), (197, 271575), (213, 251175), (225, 237779), (255, 209805), (355, 150705), (425, 125883), (591, 90525), (639, 83725), (765, 69935), (985, 54315), (1065, 50235), (1207, 44325), (1275, 41961), (1773, 30175), (1775, 30141), (2955, 18105), (3195, 16745), (3349, 15975), (3621, 14775), (3825, 13987), (4925, 10863), (5325, 10047), (6035, 8865)]