25429985

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 36402432

約数和(自身を除く): 10972447

約数列:

[1, 5, 7, 35, 43, 61, 215, 277, 301, 305, 427, 1385, 1505, 1939, 2135, 2623, 9695, 11911, 13115, 16897, 18361, 59555, 83377, 84485, 91805, 118279, 416885, 591395, 726571, 3632855, 5085997, 25429985]

約数ペア:

[(1, 25429985), (5, 5085997), (7, 3632855), (35, 726571), (43, 591395), (61, 416885), (215, 118279), (277, 91805), (301, 84485), (305, 83377), (427, 59555), (1385, 18361), (1505, 16897), (1939, 13115), (2135, 11911), (2623, 9695)]