31363920005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1\times {\mathrm{7211}}^1$

素因数の和:9809

約数の個数: 32

約数和(自身を含む): 42405175296

約数和(自身を除く): 11041255291

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 2551, 7211, 12755, 28061, 36055, 79081, 79321, 140305, 223541, 395405, 396605, 869891, 1117705, 2458951, 4349455, 12294755, 18395261, 91976305, 202347871, 570253091, 1011739355, 2851265455, 6272784001, 31363920005]

約数ペア:

[(1, 31363920005), (5, 6272784001), (11, 2851265455), (31, 1011739355), (55, 570253091), (155, 202347871), (341, 91976305), (1705, 18395261), (2551, 12294755), (7211, 4349455), (12755, 2458951), (28061, 1117705), (36055, 869891), (79081, 396605), (79321, 395405), (140305, 223541)]