201269530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{261389}}^1$

素因数の和:261414

約数の個数: 32

約数和(自身を含む): 451681920

約数和(自身を除く): 250412390

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 261389, 522778, 1306945, 1829723, 2613890, 2875279, 3659446, 5750558, 9148615, 14376395, 18297230, 20126953, 28752790, 40253906, 100634765, 201269530]

約数ペア:

[(1, 201269530), (2, 100634765), (5, 40253906), (7, 28752790), (10, 20126953), (11, 18297230), (14, 14376395), (22, 9148615), (35, 5750558), (55, 3659446), (70, 2875279), (77, 2613890), (110, 1829723), (154, 1306945), (385, 522778), (770, 261389)]