21234088600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:1002

約数の個数: 192

約数和(自身を含む): 52776622080

約数和(自身を除く): 31542533480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 41, 50, 62, 82, 100, 103, 124, 155, 164, 200, 205, 206, 248, 310, 328, 410, 412, 515, 620, 775, 811, 820, 824, 1025, 1030, 1240, 1271, 1550, 1622, 1640, 2050, 2060, 2542, 2575, 3100, 3193, 3244, 4055, 4100, 4120, 4223, 5084, 5150, 6200, 6355, 6386, 6488, 8110, 8200, 8446, 10168, 10300, 12710, 12772, 15965, 16220, 16892, 20275, 20600, 21115, 25141, 25420, 25544, 31775, 31930, 32440, 33251, 33784, 40550, 42230, 50282, 50840, 63550, 63860, 66502, 79825, 81100, 83533, 84460, 100564, 105575, 125705, 127100, 127720, 130913, 133004, 159650, 162200, 166255, 167066, 168920, 201128, 211150, 251410, 254200, 261826, 266008, 319300, 332510, 334132, 417665, 422300, 502820, 523652, 628525, 638600, 654565, 665020, 668264, 831275, 835330, 844600, 1005640, 1030781, 1047304, 1257050, 1309130, 1330040, 1662550, 1670660, 2061562, 2088325, 2514100, 2589523, 2618260, 3272825, 3325100, 3341320, 3424853, 4123124, 4176650, 5028200, 5153905, 5179046, 5236520, 6545650, 6650200, 6849706, 8246248, 8353300, 10307810, 10358092, 12947615, 13091300, 13699412, 16706600, 17124265, 20615620, 20716184, 25769525, 25895230, 26182600, 27398824, 34248530, 41231240, 51539050, 51790460, 64738075, 68497060, 85621325, 103078100, 103580920, 106170443, 129476150, 136994120, 171242650, 206156200, 212340886, 258952300, 342485300, 424681772, 517904600, 530852215, 684970600, 849363544, 1061704430, 2123408860, 2654261075, 4246817720, 5308522150, 10617044300, 21234088600]

約数ペア:

[(1, 21234088600), (2, 10617044300), (4, 5308522150), (5, 4246817720), (8, 2654261075), (10, 2123408860), (20, 1061704430), (25, 849363544), (31, 684970600), (40, 530852215), (41, 517904600), (50, 424681772), (62, 342485300), (82, 258952300), (100, 212340886), (103, 206156200), (124, 171242650), (155, 136994120), (164, 129476150), (200, 106170443), (205, 103580920), (206, 103078100), (248, 85621325), (310, 68497060), (328, 64738075), (410, 51790460), (412, 51539050), (515, 41231240), (620, 34248530), (775, 27398824), (811, 26182600), (820, 25895230), (824, 25769525), (1025, 20716184), (1030, 20615620), (1240, 17124265), (1271, 16706600), (1550, 13699412), (1622, 13091300), (1640, 12947615), (2050, 10358092), (2060, 10307810), (2542, 8353300), (2575, 8246248), (3100, 6849706), (3193, 6650200), (3244, 6545650), (4055, 5236520), (4100, 5179046), (4120, 5153905), (4223, 5028200), (5084, 4176650), (5150, 4123124), (6200, 3424853), (6355, 3341320), (6386, 3325100), (6488, 3272825), (8110, 2618260), (8200, 2589523), (8446, 2514100), (10168, 2088325), (10300, 2061562), (12710, 1670660), (12772, 1662550), (15965, 1330040), (16220, 1309130), (16892, 1257050), (20275, 1047304), (20600, 1030781), (21115, 1005640), (25141, 844600), (25420, 835330), (25544, 831275), (31775, 668264), (31930, 665020), (32440, 654565), (33251, 638600), (33784, 628525), (40550, 523652), (42230, 502820), (50282, 422300), (50840, 417665), (63550, 334132), (63860, 332510), (66502, 319300), (79825, 266008), (81100, 261826), (83533, 254200), (84460, 251410), (100564, 211150), (105575, 201128), (125705, 168920), (127100, 167066), (127720, 166255), (130913, 162200), (133004, 159650)]