208026425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{1091}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 268107840

約数和(自身を除く): 60081415

約数列:

[1, 5, 25, 29, 145, 263, 725, 1091, 1315, 5455, 6575, 7627, 27275, 31639, 38135, 158195, 190675, 286933, 790975, 1434665, 7173325, 8321057, 41605285, 208026425]

約数ペア:

[(1, 208026425), (5, 41605285), (25, 8321057), (29, 7173325), (145, 1434665), (263, 790975), (725, 286933), (1091, 190675), (1315, 158195), (5455, 38135), (6575, 31639), (7627, 27275)]