25905952

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 53155872

約数和(自身を除く): 27249920

約数列:

[1, 2, 4, 8, 16, 32, 43, 67, 86, 134, 172, 268, 281, 344, 536, 562, 688, 1072, 1124, 1376, 2144, 2248, 2881, 4496, 5762, 8992, 11524, 12083, 18827, 23048, 24166, 37654, 46096, 48332, 75308, 92192, 96664, 150616, 193328, 301232, 386656, 602464, 809561, 1619122, 3238244, 6476488, 12952976, 25905952]

約数ペア:

[(1, 25905952), (2, 12952976), (4, 6476488), (8, 3238244), (16, 1619122), (32, 809561), (43, 602464), (67, 386656), (86, 301232), (134, 193328), (172, 150616), (268, 96664), (281, 92192), (344, 75308), (536, 48332), (562, 46096), (688, 37654), (1072, 24166), (1124, 23048), (1376, 18827), (2144, 12083), (2248, 11524), (2881, 8992), (4496, 5762)]