25514520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2389}}^1$

素因数の和:2492

約数の個数: 64

約数和(自身を含む): 77436000

約数和(自身を除く): 51921480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2389, 2670, 3560, 4778, 5340, 7167, 9556, 10680, 11945, 14334, 19112, 23890, 28668, 35835, 47780, 57336, 71670, 95560, 143340, 212621, 286680, 425242, 637863, 850484, 1063105, 1275726, 1700968, 2126210, 2551452, 3189315, 4252420, 5102904, 6378630, 8504840, 12757260, 25514520]

約数ペア:

[(1, 25514520), (2, 12757260), (3, 8504840), (4, 6378630), (5, 5102904), (6, 4252420), (8, 3189315), (10, 2551452), (12, 2126210), (15, 1700968), (20, 1275726), (24, 1063105), (30, 850484), (40, 637863), (60, 425242), (89, 286680), (120, 212621), (178, 143340), (267, 95560), (356, 71670), (445, 57336), (534, 47780), (712, 35835), (890, 28668), (1068, 23890), (1335, 19112), (1780, 14334), (2136, 11945), (2389, 10680), (2670, 9556), (3560, 7167), (4778, 5340)]