25761320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 63141120

約数和(自身を除く): 37379800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 463, 520, 535, 856, 926, 1070, 1391, 1852, 2140, 2315, 2782, 3704, 4280, 4630, 5564, 6019, 6955, 9260, 11128, 12038, 13910, 18520, 24076, 27820, 30095, 48152, 49541, 55640, 60190, 99082, 120380, 198164, 240760, 247705, 396328, 495410, 644033, 990820, 1288066, 1981640, 2576132, 3220165, 5152264, 6440330, 12880660, 25761320]

約数ペア:

[(1, 25761320), (2, 12880660), (4, 6440330), (5, 5152264), (8, 3220165), (10, 2576132), (13, 1981640), (20, 1288066), (26, 990820), (40, 644033), (52, 495410), (65, 396328), (104, 247705), (107, 240760), (130, 198164), (214, 120380), (260, 99082), (428, 60190), (463, 55640), (520, 49541), (535, 48152), (856, 30095), (926, 27820), (1070, 24076), (1391, 18520), (1852, 13910), (2140, 12038), (2315, 11128), (2782, 9260), (3704, 6955), (4280, 6019), (4630, 5564)]