131383700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{26813}}^1$

素因数の和:26841

約数の個数: 54

約数和(自身を含む): 331662366

約数和(自身を除く): 200278666

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 26813, 53626, 107252, 134065, 187691, 268130, 375382, 536260, 670325, 750764, 938455, 1313837, 1340650, 1876910, 2627674, 2681300, 3753820, 4692275, 5255348, 6569185, 9384550, 13138370, 18769100, 26276740, 32845925, 65691850, 131383700]

約数ペア:

[(1, 131383700), (2, 65691850), (4, 32845925), (5, 26276740), (7, 18769100), (10, 13138370), (14, 9384550), (20, 6569185), (25, 5255348), (28, 4692275), (35, 3753820), (49, 2681300), (50, 2627674), (70, 1876910), (98, 1340650), (100, 1313837), (140, 938455), (175, 750764), (196, 670325), (245, 536260), (350, 375382), (490, 268130), (700, 187691), (980, 134065), (1225, 107252), (2450, 53626), (4900, 26813)]