51284740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15173}}^1$

素因数の和:15208

約数の個数: 36

約数和(自身を含む): 116627364

約数和(自身を除く): 65342624

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 15173, 30346, 60692, 75865, 151730, 197249, 303460, 394498, 788996, 986245, 1972490, 2564237, 3944980, 5128474, 10256948, 12821185, 25642370, 51284740]

約数ペア:

[(1, 51284740), (2, 25642370), (4, 12821185), (5, 10256948), (10, 5128474), (13, 3944980), (20, 2564237), (26, 1972490), (52, 986245), (65, 788996), (130, 394498), (169, 303460), (260, 197249), (338, 151730), (676, 75865), (845, 60692), (1690, 30346), (3380, 15173)]