25664128

素因数分解:

$2^7\times 7^1\times {\mathrm{28643}}^1$

素因数の和:28664

約数の個数: 32

約数和(自身を含む): 58433760

約数和(自身を除く): 32769632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 28643, 57286, 114572, 200501, 229144, 401002, 458288, 802004, 916576, 1604008, 1833152, 3208016, 3666304, 6416032, 12832064, 25664128]

約数ペア:

[(1, 25664128), (2, 12832064), (4, 6416032), (7, 3666304), (8, 3208016), (14, 1833152), (16, 1604008), (28, 916576), (32, 802004), (56, 458288), (64, 401002), (112, 229144), (128, 200501), (224, 114572), (448, 57286), (896, 28643)]