51739664

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 103445760

約数和(自身を除く): 51706096

約数列:

[1, 2, 4, 8, 16, 43, 86, 157, 172, 314, 344, 479, 628, 688, 958, 1256, 1916, 2512, 3832, 6751, 7664, 13502, 20597, 27004, 41194, 54008, 75203, 82388, 108016, 150406, 164776, 300812, 329552, 601624, 1203248, 3233729, 6467458, 12934916, 25869832, 51739664]

約数ペア:

[(1, 51739664), (2, 25869832), (4, 12934916), (8, 6467458), (16, 3233729), (43, 1203248), (86, 601624), (157, 329552), (172, 300812), (314, 164776), (344, 150406), (479, 108016), (628, 82388), (688, 75203), (958, 54008), (1256, 41194), (1916, 27004), (2512, 20597), (3832, 13502), (6751, 7664)]