538201328

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 1213255680

約数和(自身を除く): 675054352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 181, 191, 278, 362, 382, 556, 724, 764, 973, 1112, 1267, 1337, 1448, 1528, 1946, 2224, 2534, 2674, 2896, 3056, 3892, 5068, 5348, 7784, 10136, 10696, 15568, 20272, 21392, 25159, 26549, 34571, 50318, 53098, 69142, 100636, 106196, 138284, 176113, 185843, 201272, 212392, 241997, 276568, 352226, 371686, 402544, 424784, 483994, 553136, 704452, 743372, 967988, 1408904, 1486744, 1935976, 2817808, 2973488, 3871952, 4805369, 9610738, 19221476, 33637583, 38442952, 67275166, 76885904, 134550332, 269100664, 538201328]

約数ペア:

[(1, 538201328), (2, 269100664), (4, 134550332), (7, 76885904), (8, 67275166), (14, 38442952), (16, 33637583), (28, 19221476), (56, 9610738), (112, 4805369), (139, 3871952), (181, 2973488), (191, 2817808), (278, 1935976), (362, 1486744), (382, 1408904), (556, 967988), (724, 743372), (764, 704452), (973, 553136), (1112, 483994), (1267, 424784), (1337, 402544), (1448, 371686), (1528, 352226), (1946, 276568), (2224, 241997), (2534, 212392), (2674, 201272), (2896, 185843), (3056, 176113), (3892, 138284), (5068, 106196), (5348, 100636), (7784, 69142), (10136, 53098), (10696, 50318), (15568, 34571), (20272, 26549), (21392, 25159)]