25240355

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 36630528

約数和(自身を除く): 11390173

約数列:

[1, 5, 7, 31, 35, 43, 155, 215, 217, 301, 541, 1085, 1333, 1505, 2705, 3787, 6665, 9331, 16771, 18935, 23263, 46655, 83855, 116315, 117397, 162841, 586985, 721153, 814205, 3605765, 5048071, 25240355]

約数ペア:

[(1, 25240355), (5, 5048071), (7, 3605765), (31, 814205), (35, 721153), (43, 586985), (155, 162841), (215, 117397), (217, 116315), (301, 83855), (541, 46655), (1085, 23263), (1333, 18935), (1505, 16771), (2705, 9331), (3787, 6665)]