142779100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{13099}}^1$

素因数の和:13222

約数の個数: 36

約数和(自身を含む): 312697000

約数和(自身を除く): 169917900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 13099, 26198, 52396, 65495, 130990, 261980, 327475, 654950, 1309900, 1427791, 2855582, 5711164, 7138955, 14277910, 28555820, 35694775, 71389550, 142779100]

約数ペア:

[(1, 142779100), (2, 71389550), (4, 35694775), (5, 28555820), (10, 14277910), (20, 7138955), (25, 5711164), (50, 2855582), (100, 1427791), (109, 1309900), (218, 654950), (436, 327475), (545, 261980), (1090, 130990), (2180, 65495), (2725, 52396), (5450, 26198), (10900, 13099)]