81923776

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 84

約数和(自身を含む): 182422800

約数和(自身を除く): 100499024

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 121, 142, 149, 176, 242, 284, 298, 352, 484, 568, 596, 704, 781, 968, 1136, 1192, 1562, 1639, 1936, 2272, 2384, 3124, 3278, 3872, 4544, 4768, 6248, 6556, 7744, 8591, 9536, 10579, 12496, 13112, 17182, 18029, 21158, 24992, 26224, 34364, 36058, 42316, 49984, 52448, 68728, 72116, 84632, 104896, 116369, 137456, 144232, 169264, 232738, 274912, 288464, 338528, 465476, 549824, 576928, 677056, 930952, 1153856, 1280059, 1861904, 2560118, 3723808, 5120236, 7447616, 10240472, 20480944, 40961888, 81923776]

約数ペア:

[(1, 81923776), (2, 40961888), (4, 20480944), (8, 10240472), (11, 7447616), (16, 5120236), (22, 3723808), (32, 2560118), (44, 1861904), (64, 1280059), (71, 1153856), (88, 930952), (121, 677056), (142, 576928), (149, 549824), (176, 465476), (242, 338528), (284, 288464), (298, 274912), (352, 232738), (484, 169264), (568, 144232), (596, 137456), (704, 116369), (781, 104896), (968, 84632), (1136, 72116), (1192, 68728), (1562, 52448), (1639, 49984), (1936, 42316), (2272, 36058), (2384, 34364), (3124, 26224), (3278, 24992), (3872, 21158), (4544, 18029), (4768, 17182), (6248, 13112), (6556, 12496), (7744, 10579), (8591, 9536)]