250061890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{4463}}^1$

素因数の和:4914

約数の個数: 32

約数和(自身を含む): 485968896

約数和(自身を除く): 235907006

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 431, 862, 2155, 4310, 4463, 5603, 8926, 11206, 22315, 28015, 44630, 56030, 58019, 116038, 290095, 580190, 1923553, 3847106, 9617765, 19235530, 25006189, 50012378, 125030945, 250061890]

約数ペア:

[(1, 250061890), (2, 125030945), (5, 50012378), (10, 25006189), (13, 19235530), (26, 9617765), (65, 3847106), (130, 1923553), (431, 580190), (862, 290095), (2155, 116038), (4310, 58019), (4463, 56030), (5603, 44630), (8926, 28015), (11206, 22315)]