50003205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 98081280

約数和(自身を除く): 48078075

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 109, 119, 255, 257, 327, 357, 545, 595, 763, 771, 1285, 1635, 1785, 1799, 1853, 2289, 3815, 3855, 4369, 5397, 5559, 8995, 9265, 11445, 12971, 13107, 21845, 26985, 27795, 28013, 30583, 38913, 64855, 65535, 84039, 91749, 140065, 152915, 194565, 196091, 420195, 458745, 476221, 588273, 980455, 1428663, 2381105, 2941365, 3333547, 7143315, 10000641, 16667735, 50003205]

約数ペア:

[(1, 50003205), (3, 16667735), (5, 10000641), (7, 7143315), (15, 3333547), (17, 2941365), (21, 2381105), (35, 1428663), (51, 980455), (85, 588273), (105, 476221), (109, 458745), (119, 420195), (255, 196091), (257, 194565), (327, 152915), (357, 140065), (545, 91749), (595, 84039), (763, 65535), (771, 64855), (1285, 38913), (1635, 30583), (1785, 28013), (1799, 27795), (1853, 26985), (2289, 21845), (3815, 13107), (3855, 12971), (4369, 11445), (5397, 9265), (5559, 8995)]