243301900

素因数分解:

$2^2\times 5^2\times {\mathrm{257}}^1\times {\mathrm{9467}}^1$

素因数の和:9738

約数の個数: 36

約数和(自身を含む): 530075448

約数和(自身を除く): 286773548

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 257, 514, 1028, 1285, 2570, 5140, 6425, 9467, 12850, 18934, 25700, 37868, 47335, 94670, 189340, 236675, 473350, 946700, 2433019, 4866038, 9732076, 12165095, 24330190, 48660380, 60825475, 121650950, 243301900]

約数ペア:

[(1, 243301900), (2, 121650950), (4, 60825475), (5, 48660380), (10, 24330190), (20, 12165095), (25, 9732076), (50, 4866038), (100, 2433019), (257, 946700), (514, 473350), (1028, 236675), (1285, 189340), (2570, 94670), (5140, 47335), (6425, 37868), (9467, 25700), (12850, 18934)]