81878764

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{1013}}^1$

素因数の和:1206

約数の個数: 36

約数和(自身を含む): 158597712

約数和(自身を除く): 76718948

約数列:

[1, 2, 4, 11, 22, 44, 121, 167, 242, 334, 484, 668, 1013, 1837, 2026, 3674, 4052, 7348, 11143, 20207, 22286, 40414, 44572, 80828, 122573, 169171, 245146, 338342, 490292, 676684, 1860881, 3721762, 7443524, 20469691, 40939382, 81878764]

約数ペア:

[(1, 81878764), (2, 40939382), (4, 20469691), (11, 7443524), (22, 3721762), (44, 1860881), (121, 676684), (167, 490292), (242, 338342), (334, 245146), (484, 169171), (668, 122573), (1013, 80828), (1837, 44572), (2026, 40414), (3674, 22286), (4052, 20207), (7348, 11143)]