68637680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{10337}}^1$

素因数の和:10433

約数の個数: 40

約数和(自身を含む): 161520912

約数和(自身を除く): 92883232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 10337, 20674, 41348, 51685, 82696, 103370, 165392, 206740, 413480, 826960, 857971, 1715942, 3431884, 4289855, 6863768, 8579710, 13727536, 17159420, 34318840, 68637680]

約数ペア:

[(1, 68637680), (2, 34318840), (4, 17159420), (5, 13727536), (8, 8579710), (10, 6863768), (16, 4289855), (20, 3431884), (40, 1715942), (80, 857971), (83, 826960), (166, 413480), (332, 206740), (415, 165392), (664, 103370), (830, 82696), (1328, 51685), (1660, 41348), (3320, 20674), (6640, 10337)]