201552890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{261757}}^1$

素因数の和:261782

約数の個数: 32

約数和(自身を含む): 452317824

約数和(自身を除く): 250764934

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 261757, 523514, 1308785, 1832299, 2617570, 2879327, 3664598, 5758654, 9161495, 14396635, 18322990, 20155289, 28793270, 40310578, 100776445, 201552890]

約数ペア:

[(1, 201552890), (2, 100776445), (5, 40310578), (7, 28793270), (10, 20155289), (11, 18322990), (14, 14396635), (22, 9161495), (35, 5758654), (55, 3664598), (70, 2879327), (77, 2617570), (110, 1832299), (154, 1308785), (385, 523514), (770, 261757)]