50491880

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1951}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 113840640

約数和(自身を除く): 63348760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 1951, 2588, 3235, 3902, 5176, 6470, 7804, 9755, 12940, 15608, 19510, 25880, 39020, 78040, 1262297, 2524594, 5049188, 6311485, 10098376, 12622970, 25245940, 50491880]

約数ペア:

[(1, 50491880), (2, 25245940), (4, 12622970), (5, 10098376), (8, 6311485), (10, 5049188), (20, 2524594), (40, 1262297), (647, 78040), (1294, 39020), (1951, 25880), (2588, 19510), (3235, 15608), (3902, 12940), (5176, 9755), (6470, 7804)]