257496410

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{5413}}^1$

素因数の和:5558

約数の個数: 32

約数和(自身を含む): 477124992

約数和(自身を除く): 219628582

約数列:

[1, 2, 5, 10, 67, 71, 134, 142, 335, 355, 670, 710, 4757, 5413, 9514, 10826, 23785, 27065, 47570, 54130, 362671, 384323, 725342, 768646, 1813355, 1921615, 3626710, 3843230, 25749641, 51499282, 128748205, 257496410]

約数ペア:

[(1, 257496410), (2, 128748205), (5, 51499282), (10, 25749641), (67, 3843230), (71, 3626710), (134, 1921615), (142, 1813355), (335, 768646), (355, 725342), (670, 384323), (710, 362671), (4757, 54130), (5413, 47570), (9514, 27065), (10826, 23785)]