25360712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 28526968

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 53, 86, 104, 106, 107, 172, 212, 214, 344, 424, 428, 559, 689, 856, 1118, 1378, 1391, 2236, 2279, 2756, 2782, 4472, 4558, 4601, 5512, 5564, 5671, 9116, 9202, 11128, 11342, 18232, 18404, 22684, 29627, 36808, 45368, 59254, 59813, 73723, 118508, 119626, 147446, 237016, 239252, 243853, 294892, 478504, 487706, 589784, 975412, 1950824, 3170089, 6340178, 12680356, 25360712]

約数ペア:

[(1, 25360712), (2, 12680356), (4, 6340178), (8, 3170089), (13, 1950824), (26, 975412), (43, 589784), (52, 487706), (53, 478504), (86, 294892), (104, 243853), (106, 239252), (107, 237016), (172, 147446), (212, 119626), (214, 118508), (344, 73723), (424, 59813), (428, 59254), (559, 45368), (689, 36808), (856, 29627), (1118, 22684), (1378, 18404), (1391, 18232), (2236, 11342), (2279, 11128), (2756, 9202), (2782, 9116), (4472, 5671), (4558, 5564), (4601, 5512)]