208535525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2819}}^1$

素因数の和:3109

約数の個数: 24

約数和(自身を含む): 283240800

約数和(自身を除く): 74705275

約数列:

[1, 5, 11, 25, 55, 269, 275, 1345, 2819, 2959, 6725, 14095, 14795, 31009, 70475, 73975, 155045, 758311, 775225, 3791555, 8341421, 18957775, 41707105, 208535525]

約数ペア:

[(1, 208535525), (5, 41707105), (11, 18957775), (25, 8341421), (55, 3791555), (269, 775225), (275, 758311), (1345, 155045), (2819, 73975), (2959, 70475), (6725, 31009), (14095, 14795)]