80714788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3691}}^1$

素因数の和:3784

約数の個数: 48

約数和(自身を含む): 178633728

約数和(自身を除く): 97918940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3691, 5467, 7382, 10934, 14764, 21868, 25837, 40601, 51674, 81202, 103348, 162404, 262061, 284207, 524122, 568414, 1048244, 1136828, 1834427, 2882671, 3668854, 5765342, 7337708, 11530684, 20178697, 40357394, 80714788]

約数ペア:

[(1, 80714788), (2, 40357394), (4, 20178697), (7, 11530684), (11, 7337708), (14, 5765342), (22, 3668854), (28, 2882671), (44, 1834427), (71, 1136828), (77, 1048244), (142, 568414), (154, 524122), (284, 284207), (308, 262061), (497, 162404), (781, 103348), (994, 81202), (1562, 51674), (1988, 40601), (3124, 25837), (3691, 21868), (5467, 14764), (7382, 10934)]