51628700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 122127600

約数和(自身を除く): 70498900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 937, 950, 1102, 1450, 1874, 1900, 2204, 2755, 2900, 3748, 4685, 5510, 9370, 11020, 13775, 17803, 18740, 23425, 27173, 27550, 35606, 46850, 54346, 55100, 71212, 89015, 93700, 108692, 135865, 178030, 271730, 356060, 445075, 516287, 543460, 679325, 890150, 1032574, 1358650, 1780300, 2065148, 2581435, 2717300, 5162870, 10325740, 12907175, 25814350, 51628700]

約数ペア:

[(1, 51628700), (2, 25814350), (4, 12907175), (5, 10325740), (10, 5162870), (19, 2717300), (20, 2581435), (25, 2065148), (29, 1780300), (38, 1358650), (50, 1032574), (58, 890150), (76, 679325), (95, 543460), (100, 516287), (116, 445075), (145, 356060), (190, 271730), (290, 178030), (380, 135865), (475, 108692), (551, 93700), (580, 89015), (725, 71212), (937, 55100), (950, 54346), (1102, 46850), (1450, 35606), (1874, 27550), (1900, 27173), (2204, 23425), (2755, 18740), (2900, 17803), (3748, 13775), (4685, 11020), (5510, 9370)]