25489256

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 54845100

約数和(自身を除く): 29355844

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1109, 1352, 1768, 2218, 2873, 4436, 5746, 8872, 11492, 14417, 18853, 22984, 28834, 37706, 57668, 75412, 115336, 150824, 187421, 245089, 374842, 490178, 749684, 980356, 1499368, 1960712, 3186157, 6372314, 12744628, 25489256]

約数ペア:

[(1, 25489256), (2, 12744628), (4, 6372314), (8, 3186157), (13, 1960712), (17, 1499368), (26, 980356), (34, 749684), (52, 490178), (68, 374842), (104, 245089), (136, 187421), (169, 150824), (221, 115336), (338, 75412), (442, 57668), (676, 37706), (884, 28834), (1109, 22984), (1352, 18853), (1768, 14417), (2218, 11492), (2873, 8872), (4436, 5746)]