About the Number

872139040

872139039 ← → 872139041

2進数表記:110011111110111100100100100000

漢数字表記:八億七千二百十三万九千四十

素因数分解:

2 5 × 5 1 × 29 1 × 101 1 × 1861 1

素因数の和:2006
約数の個数: 96
約数和(自身を含む): 2153738160
約数和(自身を除く): 1281599120

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 101, 116, 145, 160, 202, 232, 290, 404, 464, 505, 580, 808, 928, 1010, 1160, 1616, 1861, 2020, 2320, 2929, 3232, 3722, 4040, 4640, 5858, 7444, 8080, 9305, 11716, 14645, 14888, 16160, 18610, 23432, 29290, 29776, 37220, 46864, 53969, 58580, 59552, 74440, 93728, 107938, 117160, 148880, 187961, 215876, 234320, 269845, 297760, 375922, 431752, 468640, 539690, 751844, 863504, 939805, 1079380, 1503688, 1727008, 1879610, 2158760, 3007376, 3759220, 4317520, 5450869, 6014752, 7518440, 8635040, 10901738, 15036880, 21803476, 27254345, 30073760, 43606952, 54508690, 87213904, 109017380, 174427808, 218034760, 436069520, 872139040]

約数ペア:
[(1, 872139040), (2, 436069520), (4, 218034760), (5, 174427808), (8, 109017380), (10, 87213904), (16, 54508690), (20, 43606952), (29, 30073760), (32, 27254345), (40, 21803476), (58, 15036880), (80, 10901738), (101, 8635040), (116, 7518440), (145, 6014752), (160, 5450869), (202, 4317520), (232, 3759220), (290, 3007376), (404, 2158760), (464, 1879610), (505, 1727008), (580, 1503688), (808, 1079380), (928, 939805), (1010, 863504), (1160, 751844), (1616, 539690), (1861, 468640), (2020, 431752), (2320, 375922), (2929, 297760), (3232, 269845), (3722, 234320), (4040, 215876), (4640, 187961), (5858, 148880), (7444, 117160), (8080, 107938), (9305, 93728), (11716, 74440), (14645, 59552), (14888, 58580), (16160, 53969), (18610, 46864), (23432, 37220), (29290, 29776)]

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