77648816

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 178274304

約数和(自身を除く): 100625488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 103, 106, 112, 127, 206, 212, 254, 371, 412, 424, 508, 721, 742, 824, 848, 889, 1016, 1442, 1484, 1648, 1778, 2032, 2884, 2968, 3556, 5459, 5768, 5936, 6731, 7112, 10918, 11536, 13081, 13462, 14224, 21836, 26162, 26924, 38213, 43672, 47117, 52324, 53848, 76426, 87344, 91567, 94234, 104648, 107696, 152852, 183134, 188468, 209296, 305704, 366268, 376936, 611408, 693293, 732536, 753872, 1386586, 1465072, 2773172, 4853051, 5546344, 9706102, 11092688, 19412204, 38824408, 77648816]

約数ペア:

[(1, 77648816), (2, 38824408), (4, 19412204), (7, 11092688), (8, 9706102), (14, 5546344), (16, 4853051), (28, 2773172), (53, 1465072), (56, 1386586), (103, 753872), (106, 732536), (112, 693293), (127, 611408), (206, 376936), (212, 366268), (254, 305704), (371, 209296), (412, 188468), (424, 183134), (508, 152852), (721, 107696), (742, 104648), (824, 94234), (848, 91567), (889, 87344), (1016, 76426), (1442, 53848), (1484, 52324), (1648, 47117), (1778, 43672), (2032, 38213), (2884, 26924), (2968, 26162), (3556, 21836), (5459, 14224), (5768, 13462), (5936, 13081), (6731, 11536), (7112, 10918)]