251145584620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{2842943}}^1$

素因数の和:2843590

約数の個数: 48

約数和(自身を含む): 603704844288

約数和(自身を除く): 352559259668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 2524, 3155, 4417, 6310, 8834, 12620, 17668, 22085, 44170, 88340, 2842943, 5685886, 11371772, 14214715, 19900601, 28429430, 39801202, 56858860, 79602404, 99503005, 199006010, 398012020, 1793897033, 3587794066, 7175588132, 8969485165, 12557279231, 17938970330, 25114558462, 35877940660, 50229116924, 62786396155, 125572792310, 251145584620]

約数ペア:

[(1, 251145584620), (2, 125572792310), (4, 62786396155), (5, 50229116924), (7, 35877940660), (10, 25114558462), (14, 17938970330), (20, 12557279231), (28, 8969485165), (35, 7175588132), (70, 3587794066), (140, 1793897033), (631, 398012020), (1262, 199006010), (2524, 99503005), (3155, 79602404), (4417, 56858860), (6310, 39801202), (8834, 28429430), (12620, 19900601), (17668, 14214715), (22085, 11371772), (44170, 5685886), (88340, 2842943)]