About the Number

12811050

12811049 ← → 12811051

2進数表記:110000110111101100101010

漢数字表記:千二百八十一万千五十

素因数分解:

2 1 × 3 2 × 5 2 × 7 3 × 83 1

素因数の和:122
約数の個数: 144
約数和(自身を含む): 40622400
約数和(自身を除く): 27811350

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 83, 90, 98, 105, 126, 147, 150, 166, 175, 210, 225, 245, 249, 294, 315, 343, 350, 415, 441, 450, 490, 498, 525, 581, 630, 686, 735, 747, 830, 882, 1029, 1050, 1162, 1225, 1245, 1470, 1494, 1575, 1715, 1743, 2058, 2075, 2205, 2450, 2490, 2905, 3087, 3150, 3430, 3486, 3675, 3735, 4067, 4150, 4410, 5145, 5229, 5810, 6174, 6225, 7350, 7470, 8134, 8575, 8715, 10290, 10458, 11025, 12201, 12450, 14525, 15435, 17150, 17430, 18675, 20335, 22050, 24402, 25725, 26145, 28469, 29050, 30870, 36603, 37350, 40670, 43575, 51450, 52290, 56938, 61005, 73206, 77175, 85407, 87150, 101675, 122010, 130725, 142345, 154350, 170814, 183015, 203350, 256221, 261450, 284690, 305025, 366030, 427035, 512442, 610050, 711725, 854070, 915075, 1281105, 1423450, 1830150, 2135175, 2562210, 4270350, 6405525, 12811050]

約数ペア:
[(1, 12811050), (2, 6405525), (3, 4270350), (5, 2562210), (6, 2135175), (7, 1830150), (9, 1423450), (10, 1281105), (14, 915075), (15, 854070), (18, 711725), (21, 610050), (25, 512442), (30, 427035), (35, 366030), (42, 305025), (45, 284690), (49, 261450), (50, 256221), (63, 203350), (70, 183015), (75, 170814), (83, 154350), (90, 142345), (98, 130725), (105, 122010), (126, 101675), (147, 87150), (150, 85407), (166, 77175), (175, 73206), (210, 61005), (225, 56938), (245, 52290), (249, 51450), (294, 43575), (315, 40670), (343, 37350), (350, 36603), (415, 30870), (441, 29050), (450, 28469), (490, 26145), (498, 25725), (525, 24402), (581, 22050), (630, 20335), (686, 18675), (735, 17430), (747, 17150), (830, 15435), (882, 14525), (1029, 12450), (1050, 12201), (1162, 11025), (1225, 10458), (1245, 10290), (1470, 8715), (1494, 8575), (1575, 8134), (1715, 7470), (1743, 7350), (2058, 6225), (2075, 6174), (2205, 5810), (2450, 5229), (2490, 5145), (2905, 4410), (3087, 4150), (3150, 4067), (3430, 3735), (3486, 3675)]

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