81538592

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 165255552

約数和(自身を除く): 83716960

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 131, 212, 262, 367, 424, 524, 734, 848, 1048, 1468, 1696, 2096, 2936, 4192, 5872, 6943, 11744, 13886, 19451, 27772, 38902, 48077, 55544, 77804, 96154, 111088, 155608, 192308, 222176, 311216, 384616, 622432, 769232, 1538464, 2548081, 5096162, 10192324, 20384648, 40769296, 81538592]

約数ペア:

[(1, 81538592), (2, 40769296), (4, 20384648), (8, 10192324), (16, 5096162), (32, 2548081), (53, 1538464), (106, 769232), (131, 622432), (212, 384616), (262, 311216), (367, 222176), (424, 192308), (524, 155608), (734, 111088), (848, 96154), (1048, 77804), (1468, 55544), (1696, 48077), (2096, 38902), (2936, 27772), (4192, 19451), (5872, 13886), (6943, 11744)]