25484816

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1791

約数の個数: 40

約数和(自身を含む): 56871360

約数和(自身を除く): 31386544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1637, 1946, 2224, 3274, 3892, 6548, 7784, 11459, 13096, 15568, 22918, 26192, 45836, 91672, 183344, 227543, 455086, 910172, 1592801, 1820344, 3185602, 3640688, 6371204, 12742408, 25484816]

約数ペア:

[(1, 25484816), (2, 12742408), (4, 6371204), (7, 3640688), (8, 3185602), (14, 1820344), (16, 1592801), (28, 910172), (56, 455086), (112, 227543), (139, 183344), (278, 91672), (556, 45836), (973, 26192), (1112, 22918), (1637, 15568), (1946, 13096), (2224, 11459), (3274, 7784), (3892, 6548)]