About the Number

61078640

61078639 ← → 61078641

2進数表記:11101000111111110001110000

漢数字表記:六千百七万八千六百四十

素因数分解:

2 4 × 5 1 × 7 1 × 29 1 × 3761 1

素因数の和:3810
約数の個数: 80
約数和(自身を含む): 167935680
約数和(自身を除く): 106857040

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 3761, 4060, 7522, 8120, 15044, 16240, 18805, 26327, 30088, 37610, 52654, 60176, 75220, 105308, 109069, 131635, 150440, 210616, 218138, 263270, 300880, 421232, 436276, 526540, 545345, 763483, 872552, 1053080, 1090690, 1526966, 1745104, 2106160, 2181380, 3053932, 3817415, 4362760, 6107864, 7634830, 8725520, 12215728, 15269660, 30539320, 61078640]

約数ペア:
[(1, 61078640), (2, 30539320), (4, 15269660), (5, 12215728), (7, 8725520), (8, 7634830), (10, 6107864), (14, 4362760), (16, 3817415), (20, 3053932), (28, 2181380), (29, 2106160), (35, 1745104), (40, 1526966), (56, 1090690), (58, 1053080), (70, 872552), (80, 763483), (112, 545345), (116, 526540), (140, 436276), (145, 421232), (203, 300880), (232, 263270), (280, 218138), (290, 210616), (406, 150440), (464, 131635), (560, 109069), (580, 105308), (812, 75220), (1015, 60176), (1160, 52654), (1624, 37610), (2030, 30088), (2320, 26327), (3248, 18805), (3761, 16240), (4060, 15044), (7522, 8120)]

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