282700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 671832

約数和(自身を除く): 389132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 257, 275, 514, 550, 1028, 1100, 1285, 2570, 2827, 5140, 5654, 6425, 11308, 12850, 14135, 25700, 28270, 56540, 70675, 141350, 282700]

約数ペア:

[(1, 282700), (2, 141350), (4, 70675), (5, 56540), (10, 28270), (11, 25700), (20, 14135), (22, 12850), (25, 11308), (44, 6425), (50, 5654), (55, 5140), (100, 2827), (110, 2570), (220, 1285), (257, 1100), (275, 1028), (514, 550)]