71894816

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1663}}^1$

素因数の和:1873

約数の個数: 48

約数和(自身を含む): 162699264

約数和(自身を除く): 90804448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 386, 772, 1351, 1544, 1663, 2702, 3088, 3326, 5404, 6176, 6652, 10808, 11641, 13304, 21616, 23282, 26608, 43232, 46564, 53216, 93128, 186256, 320959, 372512, 641918, 1283836, 2246713, 2567672, 4493426, 5135344, 8986852, 10270688, 17973704, 35947408, 71894816]

約数ペア:

[(1, 71894816), (2, 35947408), (4, 17973704), (7, 10270688), (8, 8986852), (14, 5135344), (16, 4493426), (28, 2567672), (32, 2246713), (56, 1283836), (112, 641918), (193, 372512), (224, 320959), (386, 186256), (772, 93128), (1351, 53216), (1544, 46564), (1663, 43232), (2702, 26608), (3088, 23282), (3326, 21616), (5404, 13304), (6176, 11641), (6652, 10808)]