25568272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 56460672

約数和(自身を除く): 30892400

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 61, 67, 68, 92, 122, 134, 136, 184, 244, 268, 272, 368, 391, 488, 536, 782, 976, 1037, 1072, 1139, 1403, 1541, 1564, 2074, 2278, 2806, 3082, 3128, 4087, 4148, 4556, 5612, 6164, 6256, 8174, 8296, 9112, 11224, 12328, 16348, 16592, 18224, 22448, 23851, 24656, 26197, 32696, 47702, 52394, 65392, 69479, 94001, 95404, 104788, 138958, 188002, 190808, 209576, 277916, 376004, 381616, 419152, 555832, 752008, 1111664, 1504016, 1598017, 3196034, 6392068, 12784136, 25568272]

約数ペア:

[(1, 25568272), (2, 12784136), (4, 6392068), (8, 3196034), (16, 1598017), (17, 1504016), (23, 1111664), (34, 752008), (46, 555832), (61, 419152), (67, 381616), (68, 376004), (92, 277916), (122, 209576), (134, 190808), (136, 188002), (184, 138958), (244, 104788), (268, 95404), (272, 94001), (368, 69479), (391, 65392), (488, 52394), (536, 47702), (782, 32696), (976, 26197), (1037, 24656), (1072, 23851), (1139, 22448), (1403, 18224), (1541, 16592), (1564, 16348), (2074, 12328), (2278, 11224), (2806, 9112), (3082, 8296), (3128, 8174), (4087, 6256), (4148, 6164), (4556, 5612)]