80128404

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{14177}}^1$

素因数の和:14344

約数の個数: 36

約数和(自身を含む): 203851284

約数和(自身を除く): 123722880

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5652, 14177, 28354, 42531, 56708, 85062, 127593, 170124, 255186, 510372, 2225789, 4451578, 6677367, 8903156, 13354734, 20032101, 26709468, 40064202, 80128404]

約数ペア:

[(1, 80128404), (2, 40064202), (3, 26709468), (4, 20032101), (6, 13354734), (9, 8903156), (12, 6677367), (18, 4451578), (36, 2225789), (157, 510372), (314, 255186), (471, 170124), (628, 127593), (942, 85062), (1413, 56708), (1884, 42531), (2826, 28354), (5652, 14177)]