80723776

素因数分解:

$2^6\times 7^2\times {\mathrm{25741}}^1$

素因数の和:25767

約数の個数: 42

約数和(自身を含む): 186346338

約数和(自身を除く): 105622562

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 25741, 51482, 102964, 180187, 205928, 360374, 411856, 720748, 823712, 1261309, 1441496, 1647424, 2522618, 2882992, 5045236, 5765984, 10090472, 11531968, 20180944, 40361888, 80723776]

約数ペア:

[(1, 80723776), (2, 40361888), (4, 20180944), (7, 11531968), (8, 10090472), (14, 5765984), (16, 5045236), (28, 2882992), (32, 2522618), (49, 1647424), (56, 1441496), (64, 1261309), (98, 823712), (112, 720748), (196, 411856), (224, 360374), (392, 205928), (448, 180187), (784, 102964), (1568, 51482), (3136, 25741)]