55368520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32191}}^1$

素因数の和:32245

約数の個数: 32

約数和(自身を含む): 127480320

約数和(自身を除く): 72111800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32191, 64382, 128764, 160955, 257528, 321910, 643820, 1287640, 1384213, 2768426, 5536852, 6921065, 11073704, 13842130, 27684260, 55368520]

約数ペア:

[(1, 55368520), (2, 27684260), (4, 13842130), (5, 11073704), (8, 6921065), (10, 5536852), (20, 2768426), (40, 1384213), (43, 1287640), (86, 643820), (172, 321910), (215, 257528), (344, 160955), (430, 128764), (860, 64382), (1720, 32191)]