68883808

素因数分解:

$2^5\times 7^2\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:444

約数の個数: 72

約数和(自身を含む): 159268032

約数和(自身を除く): 90384224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 197, 223, 224, 392, 394, 446, 784, 788, 892, 1379, 1561, 1568, 1576, 1784, 2758, 3122, 3152, 3568, 5516, 6244, 6304, 7136, 9653, 10927, 11032, 12488, 19306, 21854, 22064, 24976, 38612, 43708, 43931, 44128, 49952, 77224, 87416, 87862, 154448, 174832, 175724, 307517, 308896, 349664, 351448, 615034, 702896, 1230068, 1405792, 2152619, 2460136, 4305238, 4920272, 8610476, 9840544, 17220952, 34441904, 68883808]

約数ペア:

[(1, 68883808), (2, 34441904), (4, 17220952), (7, 9840544), (8, 8610476), (14, 4920272), (16, 4305238), (28, 2460136), (32, 2152619), (49, 1405792), (56, 1230068), (98, 702896), (112, 615034), (196, 351448), (197, 349664), (223, 308896), (224, 307517), (392, 175724), (394, 174832), (446, 154448), (784, 87862), (788, 87416), (892, 77224), (1379, 49952), (1561, 44128), (1568, 43931), (1576, 43708), (1784, 38612), (2758, 24976), (3122, 22064), (3152, 21854), (3568, 19306), (5516, 12488), (6244, 11032), (6304, 10927), (7136, 9653)]