51643900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 147490560

約数和(自身を除く): 95846660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 25, 28, 35, 38, 44, 50, 55, 70, 76, 77, 95, 100, 110, 133, 140, 154, 175, 190, 209, 220, 266, 275, 308, 350, 353, 380, 385, 418, 475, 532, 550, 665, 700, 706, 770, 836, 950, 1045, 1100, 1330, 1412, 1463, 1540, 1765, 1900, 1925, 2090, 2471, 2660, 2926, 3325, 3530, 3850, 3883, 4180, 4942, 5225, 5852, 6650, 6707, 7060, 7315, 7700, 7766, 8825, 9884, 10450, 12355, 13300, 13414, 14630, 15532, 17650, 19415, 20900, 24710, 26828, 27181, 29260, 33535, 35300, 36575, 38830, 46949, 49420, 54362, 61775, 67070, 73150, 73777, 77660, 93898, 97075, 108724, 123550, 134140, 135905, 146300, 147554, 167675, 187796, 194150, 234745, 247100, 271810, 295108, 335350, 368885, 388300, 469490, 516439, 543620, 670700, 679525, 737770, 938980, 1032878, 1173725, 1359050, 1475540, 1844425, 2065756, 2347450, 2582195, 2718100, 3688850, 4694900, 5164390, 7377700, 10328780, 12910975, 25821950, 51643900]

約数ペア:

[(1, 51643900), (2, 25821950), (4, 12910975), (5, 10328780), (7, 7377700), (10, 5164390), (11, 4694900), (14, 3688850), (19, 2718100), (20, 2582195), (22, 2347450), (25, 2065756), (28, 1844425), (35, 1475540), (38, 1359050), (44, 1173725), (50, 1032878), (55, 938980), (70, 737770), (76, 679525), (77, 670700), (95, 543620), (100, 516439), (110, 469490), (133, 388300), (140, 368885), (154, 335350), (175, 295108), (190, 271810), (209, 247100), (220, 234745), (266, 194150), (275, 187796), (308, 167675), (350, 147554), (353, 146300), (380, 135905), (385, 134140), (418, 123550), (475, 108724), (532, 97075), (550, 93898), (665, 77660), (700, 73777), (706, 73150), (770, 67070), (836, 61775), (950, 54362), (1045, 49420), (1100, 46949), (1330, 38830), (1412, 36575), (1463, 35300), (1540, 33535), (1765, 29260), (1900, 27181), (1925, 26828), (2090, 24710), (2471, 20900), (2660, 19415), (2926, 17650), (3325, 15532), (3530, 14630), (3850, 13414), (3883, 13300), (4180, 12355), (4942, 10450), (5225, 9884), (5852, 8825), (6650, 7766), (6707, 7700), (7060, 7315)]