200908955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2011}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 273792960

約数和(自身を除く): 72884005

約数列:

[1, 5, 13, 29, 53, 65, 145, 265, 377, 689, 1537, 1885, 2011, 3445, 7685, 10055, 19981, 26143, 58319, 99905, 106583, 130715, 291595, 532915, 758147, 1385579, 3090907, 3790735, 6927895, 15454535, 40181791, 200908955]

約数ペア:

[(1, 200908955), (5, 40181791), (13, 15454535), (29, 6927895), (53, 3790735), (65, 3090907), (145, 1385579), (265, 758147), (377, 532915), (689, 291595), (1537, 130715), (1885, 106583), (2011, 99905), (3445, 58319), (7685, 26143), (10055, 19981)]