25211536

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1559

約数の個数: 40

約数和(自身を含む): 56208704

約数和(自身を除く): 30997168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 1381, 2282, 2608, 2762, 4564, 5524, 9128, 9667, 11048, 18256, 19334, 22096, 38668, 77336, 154672, 225103, 450206, 900412, 1575721, 1800824, 3151442, 3601648, 6302884, 12605768, 25211536]

約数ペア:

[(1, 25211536), (2, 12605768), (4, 6302884), (7, 3601648), (8, 3151442), (14, 1800824), (16, 1575721), (28, 900412), (56, 450206), (112, 225103), (163, 154672), (326, 77336), (652, 38668), (1141, 22096), (1304, 19334), (1381, 18256), (2282, 11048), (2608, 9667), (2762, 9128), (4564, 5524)]