About the Number

828275728

828275727 ← → 828275729

2進数表記:110001010111100111110000010000

漢数字表記:八億二千八百二十七万五千七百二十八

素因数分解:

2 4 × 7 1 × 29 1 × 271 1 × 941 1

素因数の和:1256
約数の個数: 80
約数和(自身を含む): 1906306560
約数和(自身を除く): 1078030832

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 271, 406, 464, 542, 812, 941, 1084, 1624, 1882, 1897, 2168, 3248, 3764, 3794, 4336, 6587, 7528, 7588, 7859, 13174, 15056, 15176, 15718, 26348, 27289, 30352, 31436, 52696, 54578, 55013, 62872, 105392, 109156, 110026, 125744, 191023, 218312, 220052, 255011, 382046, 436624, 440104, 510022, 764092, 880208, 1020044, 1528184, 1785077, 2040088, 3056368, 3570154, 4080176, 7140308, 7395319, 14280616, 14790638, 28561232, 29581276, 51767233, 59162552, 103534466, 118325104, 207068932, 414137864, 828275728]

約数ペア:
[(1, 828275728), (2, 414137864), (4, 207068932), (7, 118325104), (8, 103534466), (14, 59162552), (16, 51767233), (28, 29581276), (29, 28561232), (56, 14790638), (58, 14280616), (112, 7395319), (116, 7140308), (203, 4080176), (232, 3570154), (271, 3056368), (406, 2040088), (464, 1785077), (542, 1528184), (812, 1020044), (941, 880208), (1084, 764092), (1624, 510022), (1882, 440104), (1897, 436624), (2168, 382046), (3248, 255011), (3764, 220052), (3794, 218312), (4336, 191023), (6587, 125744), (7528, 110026), (7588, 109156), (7859, 105392), (13174, 62872), (15056, 55013), (15176, 54578), (15718, 52696), (26348, 31436), (27289, 30352)]

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