80884636

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{70457}}^1$

素因数の和:70509

約数の個数: 24

約数和(自身を含む): 165717216

約数和(自身を除く): 84832580

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 70457, 140914, 281828, 493199, 986398, 1972796, 2888737, 5777474, 11554948, 20221159, 40442318, 80884636]

約数ペア:

[(1, 80884636), (2, 40442318), (4, 20221159), (7, 11554948), (14, 5777474), (28, 2888737), (41, 1972796), (82, 986398), (164, 493199), (287, 281828), (574, 140914), (1148, 70457)]