80346560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{35869}}^1$

素因数の和:35893

約数の個数: 56

約数和(自身を含む): 218663520

約数和(自身を除く): 138316960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 35869, 71738, 143476, 179345, 251083, 286952, 358690, 502166, 573904, 717380, 1004332, 1147808, 1255415, 1434760, 2008664, 2295616, 2510830, 2869520, 4017328, 5021660, 5739040, 8034656, 10043320, 11478080, 16069312, 20086640, 40173280, 80346560]

約数ペア:

[(1, 80346560), (2, 40173280), (4, 20086640), (5, 16069312), (7, 11478080), (8, 10043320), (10, 8034656), (14, 5739040), (16, 5021660), (20, 4017328), (28, 2869520), (32, 2510830), (35, 2295616), (40, 2008664), (56, 1434760), (64, 1255415), (70, 1147808), (80, 1004332), (112, 717380), (140, 573904), (160, 502166), (224, 358690), (280, 286952), (320, 251083), (448, 179345), (560, 143476), (1120, 71738), (2240, 35869)]