53251420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37501}}^1$

素因数の和:37581

約数の個数: 24

約数和(自身を含む): 113406048

約数和(自身を除く): 60154628

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 37501, 75002, 150004, 187505, 375010, 750020, 2662571, 5325142, 10650284, 13312855, 26625710, 53251420]

約数ペア:

[(1, 53251420), (2, 26625710), (4, 13312855), (5, 10650284), (10, 5325142), (20, 2662571), (71, 750020), (142, 375010), (284, 187505), (355, 150004), (710, 75002), (1420, 37501)]