66635824

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:853

約数の個数: 40

約数和(自身を含む): 133303968

約数和(自身を除く): 66668144

約数列:

[1, 2, 4, 8, 16, 41, 82, 157, 164, 314, 328, 628, 647, 656, 1256, 1294, 2512, 2588, 5176, 6437, 10352, 12874, 25748, 26527, 51496, 53054, 101579, 102992, 106108, 203158, 212216, 406316, 424432, 812632, 1625264, 4164739, 8329478, 16658956, 33317912, 66635824]

約数ペア:

[(1, 66635824), (2, 33317912), (4, 16658956), (8, 8329478), (16, 4164739), (41, 1625264), (82, 812632), (157, 424432), (164, 406316), (314, 212216), (328, 203158), (628, 106108), (647, 102992), (656, 101579), (1256, 53054), (1294, 51496), (2512, 26527), (2588, 25748), (5176, 12874), (6437, 10352)]