68434856

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 153600000

約数和(自身を除く): 85165144

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 79, 124, 158, 217, 248, 316, 434, 499, 553, 632, 868, 998, 1106, 1736, 1996, 2212, 2449, 3493, 3992, 4424, 4898, 6986, 9796, 13972, 15469, 17143, 19592, 27944, 30938, 34286, 39421, 61876, 68572, 78842, 108283, 123752, 137144, 157684, 216566, 275947, 315368, 433132, 551894, 866264, 1103788, 1222051, 2207576, 2444102, 4888204, 8554357, 9776408, 17108714, 34217428, 68434856]

約数ペア:

[(1, 68434856), (2, 34217428), (4, 17108714), (7, 9776408), (8, 8554357), (14, 4888204), (28, 2444102), (31, 2207576), (56, 1222051), (62, 1103788), (79, 866264), (124, 551894), (158, 433132), (217, 315368), (248, 275947), (316, 216566), (434, 157684), (499, 137144), (553, 123752), (632, 108283), (868, 78842), (998, 68572), (1106, 61876), (1736, 39421), (1996, 34286), (2212, 30938), (2449, 27944), (3493, 19592), (3992, 17143), (4424, 15469), (4898, 13972), (6986, 9796)]