201205915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 264960000

約数和(自身を除く): 63754085

約数列:

[1, 5, 19, 29, 95, 145, 199, 367, 551, 995, 1835, 2755, 3781, 5771, 6973, 10643, 18905, 28855, 34865, 53215, 73033, 109649, 202217, 365165, 548245, 1011085, 1387627, 2117957, 6938135, 10589785, 40241183, 201205915]

約数ペア:

[(1, 201205915), (5, 40241183), (19, 10589785), (29, 6938135), (95, 2117957), (145, 1387627), (199, 1011085), (367, 548245), (551, 365165), (995, 202217), (1835, 109649), (2755, 73033), (3781, 53215), (5771, 34865), (6973, 28855), (10643, 18905)]