80847520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:902

約数の個数: 96

約数和(自身を含む): 210325248

約数和(自身を除く): 129477728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 65, 80, 94, 104, 130, 160, 188, 208, 235, 260, 376, 416, 470, 520, 611, 752, 827, 940, 1040, 1222, 1504, 1654, 1880, 2080, 2444, 3055, 3308, 3760, 4135, 4888, 6110, 6616, 7520, 8270, 9776, 10751, 12220, 13232, 16540, 19552, 21502, 24440, 26464, 33080, 38869, 43004, 48880, 53755, 66160, 77738, 86008, 97760, 107510, 132320, 155476, 172016, 194345, 215020, 310952, 344032, 388690, 430040, 505297, 621904, 777380, 860080, 1010594, 1243808, 1554760, 1720160, 2021188, 2526485, 3109520, 4042376, 5052970, 6219040, 8084752, 10105940, 16169504, 20211880, 40423760, 80847520]

約数ペア:

[(1, 80847520), (2, 40423760), (4, 20211880), (5, 16169504), (8, 10105940), (10, 8084752), (13, 6219040), (16, 5052970), (20, 4042376), (26, 3109520), (32, 2526485), (40, 2021188), (47, 1720160), (52, 1554760), (65, 1243808), (80, 1010594), (94, 860080), (104, 777380), (130, 621904), (160, 505297), (188, 430040), (208, 388690), (235, 344032), (260, 310952), (376, 215020), (416, 194345), (470, 172016), (520, 155476), (611, 132320), (752, 107510), (827, 97760), (940, 86008), (1040, 77738), (1222, 66160), (1504, 53755), (1654, 48880), (1880, 43004), (2080, 38869), (2444, 33080), (3055, 26464), (3308, 24440), (3760, 21502), (4135, 19552), (4888, 16540), (6110, 13232), (6616, 12220), (7520, 10751), (8270, 9776)]