25883560

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8191}}^1$

素因数の和:8281

約数の個数: 32

約数和(自身を含む): 58982400

約数和(自身を除く): 33098840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 8191, 16382, 32764, 40955, 65528, 81910, 163820, 327640, 647089, 1294178, 2588356, 3235445, 5176712, 6470890, 12941780, 25883560]

約数ペア:

[(1, 25883560), (2, 12941780), (4, 6470890), (5, 5176712), (8, 3235445), (10, 2588356), (20, 1294178), (40, 647089), (79, 327640), (158, 163820), (316, 81910), (395, 65528), (632, 40955), (790, 32764), (1580, 16382), (3160, 8191)]