25644752

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 57026112

約数和(自身を除く): 31381360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 571, 802, 1142, 1604, 2284, 2807, 3208, 3997, 4568, 5614, 6416, 7994, 9136, 11228, 15988, 22456, 31976, 44912, 63952, 228971, 457942, 915884, 1602797, 1831768, 3205594, 3663536, 6411188, 12822376, 25644752]

約数ペア:

[(1, 25644752), (2, 12822376), (4, 6411188), (7, 3663536), (8, 3205594), (14, 1831768), (16, 1602797), (28, 915884), (56, 457942), (112, 228971), (401, 63952), (571, 44912), (802, 31976), (1142, 22456), (1604, 15988), (2284, 11228), (2807, 9136), (3208, 7994), (3997, 6416), (4568, 5614)]