2779071725

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{937}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 3684764160

約数和(自身を除く): 905692435

約数列:

[1, 5, 25, 31, 43, 89, 155, 215, 445, 775, 937, 1075, 1333, 2225, 2759, 3827, 4685, 6665, 13795, 19135, 23425, 29047, 33325, 40291, 68975, 83393, 95675, 118637, 145235, 201455, 416965, 593185, 726175, 1007275, 1249021, 2084825, 2585183, 2965925, 3585899, 6245105, 12925915, 17929495, 31225525, 64629575, 89647475, 111162869, 555814345, 2779071725]

約数ペア:

[(1, 2779071725), (5, 555814345), (25, 111162869), (31, 89647475), (43, 64629575), (89, 31225525), (155, 17929495), (215, 12925915), (445, 6245105), (775, 3585899), (937, 2965925), (1075, 2585183), (1333, 2084825), (2225, 1249021), (2759, 1007275), (3827, 726175), (4685, 593185), (6665, 416965), (13795, 201455), (19135, 145235), (23425, 118637), (29047, 95675), (33325, 83393), (40291, 68975)]