199658525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2699}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 271188000

約数和(自身を除く): 71529475

約数列:

[1, 5, 11, 25, 55, 269, 275, 1345, 2699, 2959, 6725, 13495, 14795, 29689, 67475, 73975, 148445, 726031, 742225, 3630155, 7986341, 18150775, 39931705, 199658525]

約数ペア:

[(1, 199658525), (5, 39931705), (11, 18150775), (25, 7986341), (55, 3630155), (269, 742225), (275, 726031), (1345, 148445), (2699, 73975), (2959, 67475), (6725, 29689), (13495, 14795)]