79747520

素因数分解:

$2^6\times 5^1\times {\mathrm{249211}}^1$

素因数の和:249228

約数の個数: 28

約数和(自身を含む): 189899544

約数和(自身を除く): 110152024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 249211, 498422, 996844, 1246055, 1993688, 2492110, 3987376, 4984220, 7974752, 9968440, 15949504, 19936880, 39873760, 79747520]

約数ペア:

[(1, 79747520), (2, 39873760), (4, 19936880), (5, 15949504), (8, 9968440), (10, 7974752), (16, 4984220), (20, 3987376), (32, 2492110), (40, 1993688), (64, 1246055), (80, 996844), (160, 498422), (320, 249211)]