20871036125

素因数分解:

$5^3\times {\mathrm{59}}^1\times {\mathrm{541}}^1\times {\mathrm{5231}}^1$

素因数の和:5846

約数の個数: 32

約数和(自身を含む): 26542563840

約数和(自身を除く): 5671527715

約数列:

[1, 5, 25, 59, 125, 295, 541, 1475, 2705, 5231, 7375, 13525, 26155, 31919, 67625, 130775, 159595, 308629, 653875, 797975, 1543145, 2829971, 3989875, 7715725, 14149855, 38578625, 70749275, 166968289, 353746375, 834841445, 4174207225, 20871036125]

約数ペア:

[(1, 20871036125), (5, 4174207225), (25, 834841445), (59, 353746375), (125, 166968289), (295, 70749275), (541, 38578625), (1475, 14149855), (2705, 7715725), (5231, 3989875), (7375, 2829971), (13525, 1543145), (26155, 797975), (31919, 653875), (67625, 308629), (130775, 159595)]